25 files changed, 203 insertions, 127 deletions
diff --git a/src/Makefile.qt.include b/src/Makefile.qt.include
index 29279aff81..d97c2d064a 100644
--- a/src/Makefile.qt.include
+++ b/src/Makefile.qt.include
@@ -370,9 +370,9 @@ QT_QM=$(QT_TS:.ts=.qm)
 
 .SECONDARY: $(QT_QM)
 
-qt/bitcoinstrings.cpp: $(libbitcoin_server_a_SOURCES) $(libbitcoin_common_a_SOURCES) $(libbitcoin_cli_a_SOURCES) $(libbitcoin_util_a_SOURCES)
+qt/bitcoinstrings.cpp: $(libbitcoin_server_a_SOURCES) $(libbitcoin_wallet_a_SOURCES)
 	@test -n $(XGETTEXT) || echo "xgettext is required for updating translations"
-	$(AM_V_GEN) cd $(top_srcdir); XGETTEXT=$(XGETTEXT) share/qt/extract_strings_qt.py
+	$(AM_V_GEN) cd $(srcdir); XGETTEXT=$(XGETTEXT) ../share/qt/extract_strings_qt.py $^
 
 translate: qt/bitcoinstrings.cpp $(QT_FORMS_UI) $(QT_FORMS_UI) $(BITCOIN_QT_CPP) $(BITCOIN_QT_H) $(BITCOIN_MM)
 	@test -n $(LUPDATE) || echo "lupdate is required for updating translations"
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index db39df4b17..016b2f50f5 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -7,11 +7,12 @@
 #include "init.h"
 #include "rpcclient.h"
 #include "rpcprotocol.h"
-#include "ui_interface.h" /* for _(...) */
 #include "chainparamsbase.h"
 
 #include <boost/filesystem/operations.hpp>
 
+#define _(x) std::string(x) /* Keep the _() around in case gettext or such will be used later to translate non-UI */
+
 using namespace std;
 using namespace boost;
 using namespace boost::asio;
diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
index 80479b47fb..4cab11db3d 100644
--- a/src/checkpoints.cpp
+++ b/src/checkpoints.cpp
@@ -127,7 +127,7 @@ namespace Checkpoints {
         } else {
             double nCheapBefore = data.nTransactionsLastCheckpoint;
             double nExpensiveBefore = pindex->nChainTx - data.nTransactionsLastCheckpoint;
-            double nExpensiveAfter = (nNow - pindex->nTime)/86400.0*data.fTransactionsPerDay;
+            double nExpensiveAfter = (nNow - pindex->GetBlockTime())/86400.0*data.fTransactionsPerDay;
             fWorkBefore = nCheapBefore + nExpensiveBefore*fSigcheckVerificationFactor;
             fWorkAfter = nExpensiveAfter*fSigcheckVerificationFactor;
         }
diff --git a/src/init.cpp b/src/init.cpp
index c514facbbe..dcb71c4206 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -62,6 +62,7 @@ enum BindFlags {
 };
 
 static const char* FEE_ESTIMATES_FILENAME="fee_estimates.dat";
+CClientUIInterface uiInterface;
 
 //////////////////////////////////////////////////////////////////////////////
 //
diff --git a/src/main.cpp b/src/main.cpp
index b2773953d1..f0ecda9768 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -423,15 +423,13 @@ CBlockLocator CChain::GetLocator(const CBlockIndex *pindex) const {
             break;
         // Exponentially larger steps back, plus the genesis block.
         int nHeight = std::max(pindex->nHeight - nStep, 0);
-        // Jump back quickly to the same height as the chain.
-        if (pindex->nHeight > nHeight)
-            pindex = pindex->GetAncestor(nHeight);
-        // In case pindex is not in this chain, iterate pindex->pprev to find blocks.
-        while (!Contains(pindex))
-            pindex = pindex->pprev;
-        // If pindex is in this chain, use direct height-based access.
-        if (pindex->nHeight > nHeight)
+        if (Contains(pindex)) {
+            // Use O(1) CChain index if possible.
             pindex = (*this)[nHeight];
+        } else {
+            // Otherwise, use O(log n) skiplist.
+            pindex = pindex->GetAncestor(nHeight);
+        }
         if (vHave.size() > 10)
             nStep *= 2;
     }
@@ -1788,7 +1786,7 @@ bool ConnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, C
 
     // BIP16 didn't become active until Apr 1 2012
     int64_t nBIP16SwitchTime = 1333238400;
-    bool fStrictPayToScriptHash = (pindex->nTime >= nBIP16SwitchTime);
+    bool fStrictPayToScriptHash = (pindex->GetBlockTime() >= nBIP16SwitchTime);
 
     unsigned int flags = SCRIPT_VERIFY_NOCACHE |
                          (fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE);
@@ -2437,7 +2435,7 @@ bool AcceptBlockHeader(CBlockHeader& block, CValidationState& state, CBlockIndex
     if (pcheckpoint && block.hashPrevBlock != (chainActive.Tip() ? chainActive.Tip()->GetBlockHash() : uint256(0)))
     {
         // Extra checks to prevent "fill up memory by spamming with bogus blocks"
-        int64_t deltaTime = block.GetBlockTime() - pcheckpoint->nTime;
+        int64_t deltaTime = block.GetBlockTime() - pcheckpoint->GetBlockTime();
         if (deltaTime < 0)
         {
             return state.DoS(100, error("CheckBlockHeader() : block with timestamp before last checkpoint"),
@@ -2548,7 +2546,7 @@ bool AcceptBlock(CBlock& block, CValidationState& state, CBlockIndex** ppindex,
         CDiskBlockPos blockPos;
         if (dbp != NULL)
             blockPos = *dbp;
-        if (!FindBlockPos(state, blockPos, nBlockSize+8, nHeight, block.nTime, dbp != NULL))
+        if (!FindBlockPos(state, blockPos, nBlockSize+8, nHeight, block.GetBlockTime(), dbp != NULL))
             return error("AcceptBlock() : FindBlockPos failed");
         if (dbp == NULL)
             if (!WriteBlockToDisk(block, blockPos))
@@ -3146,7 +3144,7 @@ bool InitBlockIndex() {
             unsigned int nBlockSize = ::GetSerializeSize(block, SER_DISK, CLIENT_VERSION);
             CDiskBlockPos blockPos;
             CValidationState state;
-            if (!FindBlockPos(state, blockPos, nBlockSize+8, 0, block.nTime))
+            if (!FindBlockPos(state, blockPos, nBlockSize+8, 0, block.GetBlockTime()))
                 return error("LoadBlockIndex() : FindBlockPos failed");
             if (!WriteBlockToDisk(block, blockPos))
                 return error("LoadBlockIndex() : writing genesis block to disk failed");
@@ -3535,7 +3533,7 @@ void static ProcessGetData(CNode* pfrom)
     }
 }
 
-bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
+bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, int64_t nTimeReceived)
 {
     RandAddSeedPerfmon();
     LogPrint("net", "received: %s (%u bytes) peer=%d\n", strCommand, vRecv.size(), pfrom->id);
@@ -4045,7 +4043,7 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
 
     else if (strCommand == "pong")
     {
-        int64_t pingUsecEnd = GetTimeMicros();
+        int64_t pingUsecEnd = nTimeReceived;
         uint64_t nonce = 0;
         size_t nAvail = vRecv.in_avail();
         bool bPingFinished = false;
@@ -4296,7 +4294,7 @@ bool ProcessMessages(CNode* pfrom)
         bool fRet = false;
         try
         {
-            fRet = ProcessMessage(pfrom, strCommand, vRecv);
+            fRet = ProcessMessage(pfrom, strCommand, vRecv, msg.nTime);
             boost::this_thread::interruption_point();
         }
         catch (std::ios_base::failure& e)
diff --git a/src/main.h b/src/main.h
index 33b00a7b50..f6bac889be 100644
--- a/src/main.h
+++ b/src/main.h
@@ -712,7 +712,7 @@ public:
     // (memory only) Sequencial id assigned to distinguish order in which blocks are received.
     uint32_t nSequenceId;
 
-    CBlockIndex()
+    void SetNull()
     {
         phashBlock = NULL;
         pprev = NULL;
@@ -734,20 +734,14 @@ public:
         nNonce         = 0;
     }
 
+    CBlockIndex()
+    {
+        SetNull();
+    }
+
     CBlockIndex(CBlockHeader& block)
     {
-        phashBlock = NULL;
-        pprev = NULL;
-        pskip = NULL;
-        nHeight = 0;
-        nFile = 0;
-        nDataPos = 0;
-        nUndoPos = 0;
-        nChainWork = 0;
-        nTx = 0;
-        nChainTx = 0;
-        nStatus = 0;
-        nSequenceId = 0;
+        SetNull();
 
         nVersion       = block.nVersion;
         hashMerkleRoot = block.hashMerkleRoot;
diff --git a/src/net.cpp b/src/net.cpp
index c7bdb83aad..6a660dc9bd 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -655,6 +655,9 @@ bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes)
 
         pch += handled;
         nBytes -= handled;
+
+        if (msg.complete())
+            msg.nTime = GetTimeMicros();
     }
 
     return true;
diff --git a/src/net.h b/src/net.h
index 3b169f442f..c2a0416455 100644
--- a/src/net.h
+++ b/src/net.h
@@ -173,11 +173,14 @@ public:
     CDataStream vRecv;              // received message data
     unsigned int nDataPos;
 
+    int64_t nTime;                  // time (in microseconds) of message receipt.
+
     CNetMessage(int nTypeIn, int nVersionIn) : hdrbuf(nTypeIn, nVersionIn), vRecv(nTypeIn, nVersionIn) {
         hdrbuf.resize(24);
         in_data = false;
         nHdrPos = 0;
         nDataPos = 0;
+        nTime = 0;
     }
 
     bool complete() const
diff --git a/src/pow.cpp b/src/pow.cpp
index 952250decd..c0d0a7ca20 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -26,7 +26,7 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead
             // Special difficulty rule for testnet:
             // If the new block's timestamp is more than 2* 10 minutes
             // then allow mining of a min-difficulty block.
-            if (pblock->nTime > pindexLast->nTime + Params().TargetSpacing()*2)
+            if (pblock->GetBlockTime() > pindexLast->GetBlockTime() + Params().TargetSpacing()*2)
                 return nProofOfWorkLimit;
             else
             {
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index 89cad2ce49..6b3aa2a2df 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -34,13 +34,10 @@
 #include <QDesktopWidget>
 #include <QDragEnterEvent>
 #include <QIcon>
-#include <QLabel>
 #include <QListWidget>
-#include <QMenu>
 #include <QMenuBar>
 #include <QMessageBox>
 #include <QMimeData>
-#include <QPoint>
 #include <QProgressBar>
 #include <QProgressDialog>
 #include <QSettings>
@@ -51,8 +48,6 @@
 #include <QToolBar>
 #include <QVBoxLayout>
 
-
-
 #if QT_VERSION < 0x050000
 #include <QUrl>
 #include <QTextDocument>
diff --git a/src/qt/bitcoingui.h b/src/qt/bitcoingui.h
index 705e629a69..30dd7ae317 100644
--- a/src/qt/bitcoingui.h
+++ b/src/qt/bitcoingui.h
@@ -21,18 +21,14 @@ class Notificator;
 class OptionsModel;
 class RPCConsole;
 class SendCoinsRecipient;
+class UnitDisplayStatusBarControl;
 class WalletFrame;
 class WalletModel;
 
 class CWallet;
 
-class UnitDisplayStatusBarControl;
-
 QT_BEGIN_NAMESPACE
 class QAction;
-class QLabel;
-class QMenu;
-class QPoint;
 class QProgressBar;
 class QProgressDialog;
 QT_END_NAMESPACE
diff --git a/src/qt/bitcoinstrings.cpp b/src/qt/bitcoinstrings.cpp
index 10b44bbc3f..e852c468a8 100644
--- a/src/qt/bitcoinstrings.cpp
+++ b/src/qt/bitcoinstrings.cpp
@@ -22,31 +22,42 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "It is also recommended to set alertnotify so you are notified of problems;\n"
 "for example: alertnotify=echo %%s | mail -s \"Bitcoin Alert\" admin@foo.com\n"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
+"(default: 1, 1 = keep tx meta data e.g. account owner and payment request "
+"information, 2 = drop tx meta data)"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Acceptable ciphers (default: TLSv1.2+HIGH:TLSv1+HIGH:!SSLv2:!aNULL:!eNULL:!"
 "3DES:@STRENGTH)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"An error occurred while setting up the RPC port %u for listening on IPv4: %s"),
+"Allow JSON-RPC connections from specified source. Valid for <ip> are a "
+"single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0) or "
+"a network/CIDR (e.g. 1.2.3.4/24). This option can be specified multiple times"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"An error occurred while setting up the RPC port %u for listening on IPv6, "
-"falling back to IPv4: %s"),
+"An error occurred while setting up the RPC address %s port %u for listening: "
+"%s"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Bind to given address and always listen on it. Use [host]:port notation for "
 "IPv6"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
+"Bind to given address to listen for JSON-RPC connections. Use [host]:port "
+"notation for IPv6. This option can be specified multiple times (default: "
+"bind to all interfaces)"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Cannot obtain a lock on data directory %s. Bitcoin Core is probably already "
 "running."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Continuously rate-limit free transactions to <n>*1000 bytes per minute "
 "(default:15)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"Enter regression test mode, which uses a special chain in which blocks can "
-"be solved instantly. This is intended for regression testing tools and app "
-"development."),
+"Delete all wallet transactions and only recover those part of the blockchain "
+"through -rescan on startup"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
+"Distributed under the MIT/X11 software license, see the accompanying file "
+"COPYING or <http://www.opensource.org/licenses/mit-license.php>."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Enter regression test mode, which uses a special chain in which blocks can "
 "be solved instantly."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"Error: Listening for incoming connections failed (listen returned error %d)"),
+"Error: Listening for incoming connections failed (listen returned error %s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Error: The transaction was rejected! This might happen if some of the coins "
 "in your wallet were already spent, such as if you used a copy of wallet.dat "
@@ -55,6 +66,9 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Error: This transaction requires a transaction fee of at least %s because of "
 "its amount, complexity, or use of recently received funds!"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
+"Execute command when a network tx respends wallet tx input (%s=respend TxID, "
+"%t=wallet TxID)"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Execute command when a relevant alert is received or we see a really long "
 "fork (%s in cmd is replaced by message)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
@@ -64,14 +78,20 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Execute command when the best block changes (%s in cmd is replaced by block "
 "hash)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"Fees smaller than this are considered zero fee (for transaction creation) "
-"(default:"),
+"Fees (in BTC/Kb) smaller than this are considered zero fee for relaying "
+"(default: %s)"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
+"Fees (in BTC/Kb) smaller than this are considered zero fee for transaction "
+"creation (default: %s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Flush database activity from memory pool to disk log every <n> megabytes "
 "(default: 100)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
 "How thorough the block verification of -checkblocks is (0-4, default: 3)"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
+"If paytxfee is not set, include enough fee so transactions are confirmed on "
+"average within n blocks (default: 1)"),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
 "In this mode -genproclimit controls how many blocks are generated "
 "immediately."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
@@ -93,6 +113,10 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "This is a pre-release test build - use at your own risk - do not use for "
 "mining or merchant applications"),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
+"This product includes software developed by the OpenSSL Project for use in "
+"the OpenSSL Toolkit <https://www.openssl.org/> and cryptographic software "
+"written by Eric Young and UPnP software written by Thomas Bernard."),
+QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Unable to bind to %s on this computer. Bitcoin Core is probably already "
 "running."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
@@ -117,11 +141,6 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Warning: wallet.dat corrupt, data salvaged! Original wallet.dat saved as "
 "wallet.{timestamp}.bak in %s; if your balance or transactions are incorrect "
 "you should restore from a backup."),
-QT_TRANSLATE_NOOP("bitcoin-core", ""
-"You must set rpcpassword=<password> in the configuration file:\n"
-"%s\n"
-"If the file does not exist, create it with owner-readable-only file "
-"permissions."),
 QT_TRANSLATE_NOOP("bitcoin-core", "(default: 1)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "(default: wallet.dat)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "<category> can be:"),
@@ -129,22 +148,19 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Accept command line and JSON-RPC commands"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Accept connections from outside (default: 1 if no -proxy or -connect)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Add a node to connect to and attempt to keep the connection open"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Allow DNS lookups for -addnode, -seednode and -connect"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Allow JSON-RPC connections from specified IP address"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Attempt to recover private keys from a corrupt wallet.dat"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Bitcoin Core Daemon"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Bitcoin Core RPC client version"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Block creation options:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Cannot downgrade wallet"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Cannot resolve -bind address: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Cannot resolve -externalip address: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Cannot write default address"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Clear list of wallet transactions (diagnostic tool; implies -rescan)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Connect only to the specified node(s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Connect through SOCKS proxy"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Connect to JSON-RPC on <port> (default: 8332 or testnet: 18332)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Connect to a node to retrieve peer addresses, and disconnect"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Connection options:"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Copyright (C) 2009-%i The Bitcoin Core Developers"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Corrupted block database detected"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Could not parse -rpcbind value %s as network address"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Debugging/Testing options:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Disable safemode, override a real safe mode event (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Discover own IP address (default: 1 when listening and no -externalip)"),
@@ -160,6 +176,7 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Error loading wallet.dat: Wallet requires new
 QT_TRANSLATE_NOOP("bitcoin-core", "Error opening block database"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Error"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Error: Disk space is low!"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Error: Unsupported argument -tor found, use -onion."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Error: Wallet locked, unable to create transaction!"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Error: system error: "),
 QT_TRANSLATE_NOOP("bitcoin-core", "Failed to listen on any port. Use -listen=0 if you want this."),
@@ -173,27 +190,28 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Failed to write file info"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Failed to write to coin database"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Failed to write transaction index"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Failed to write undo data"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Fee per kB to add to transactions you send"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Fees smaller than this are considered zero fee (for relaying) (default:"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Fee (in BTC/kB) to add to transactions you send (default: %s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Find peers using DNS lookup (default: 1 unless -connect)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Force safe mode (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Generate coins (default: 0)"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Get help for a command"),
 QT_TRANSLATE_NOOP("bitcoin-core", "How many blocks to check at startup (default: 288, 0 = all)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "If <category> is not supplied, output all debugging information."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Importing..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Imports blocks from external blk000??.dat file"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Include IP addresses in debug output (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Incorrect or no genesis block found. Wrong datadir for network?"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Information"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Initialization sanity check failed. Bitcoin Core is shutting down."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Insufficient funds"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid -onion address: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid -proxy address: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid amount for -minrelaytxfee=<amount>: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid amount for -mintxfee=<amount>: '%s'"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Invalid amount for -paytxfee=<amount>: '%s' (must be at least %s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid amount for -paytxfee=<amount>: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Invalid amount"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Keep at most <n> unconnectable blocks in memory (default: %u)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Limit size of signature cache to <n> entries (default: 50000)"),
-QT_TRANSLATE_NOOP("bitcoin-core", "List commands"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Listen for connections on <port> (default: 8333 or testnet: 18333)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Loading addresses..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Loading block index..."),
@@ -203,6 +221,7 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Maintain a full transaction index (default: 0
 QT_TRANSLATE_NOOP("bitcoin-core", "Maintain at most <n> connections to peers (default: 125)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Node relay options:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Not enough file descriptors available."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Only accept block chain matching built-in checkpoints (default: 1)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Only connect to nodes in network <net> (IPv4, IPv6 or Tor)"),
@@ -212,19 +231,16 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Prepend debug output with timestamp (default:
 QT_TRANSLATE_NOOP("bitcoin-core", "Print block on startup, if found in block index"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Print block tree on startup (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "RPC SSL options: (see the Bitcoin Wiki for SSL setup instructions)"),
-QT_TRANSLATE_NOOP("bitcoin-core", "RPC client options:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "RPC server options:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Randomly drop 1 of every <n> network messages"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Randomly fuzz 1 of every <n> network messages"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Rebuild block chain index from current blk000??.dat files"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Relay and mine data carrier transactions (default: 1)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Rescan the block chain for missing wallet transactions"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Rescanning..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Run a thread to flush wallet periodically (default: 1)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Run in the background as a daemon and accept commands"),
-QT_TRANSLATE_NOOP("bitcoin-core", "SSL options: (see the Bitcoin Wiki for SSL setup instructions)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Select SOCKS version for -proxy (4 or 5, default: 5)"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Send command to Bitcoin Core"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Send commands to node running on <ip> (default: 127.0.0.1)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Send trace/debug info to console instead of debug.log file"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Server certificate file (default: server.cert)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Server private key (default: server.pem)"),
@@ -245,21 +261,20 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Specify pid file (default: bitcoind.pid)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Specify wallet file (within data directory)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Specify your own public address"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Spend unconfirmed change when sending transactions (default: 1)"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Start Bitcoin Core Daemon"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Stop running after importing blocks from disk (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "System error: "),
 QT_TRANSLATE_NOOP("bitcoin-core", "This help message"),
+QT_TRANSLATE_NOOP("bitcoin-core", "This is experimental software."),
 QT_TRANSLATE_NOOP("bitcoin-core", "This is intended for regression testing tools and app development."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Threshold for disconnecting misbehaving peers (default: 100)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "To use the %s option"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Transaction amount too small"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Transaction amounts must be positive"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Transaction too large"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Unable to bind to %s on this computer (bind returned error %d, %s)"),
+QT_TRANSLATE_NOOP("bitcoin-core", "Unable to bind to %s on this computer (bind returned error %s)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Unknown -socks proxy version requested: %i"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Unknown network specified in -onlynet: '%s'"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Upgrade wallet to latest format"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Usage (deprecated, use bitcoin-cli):"),
-QT_TRANSLATE_NOOP("bitcoin-core", "Usage:"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Use OpenSSL (https) for JSON-RPC connections"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Use UPnP to map the listening port (default: 0)"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Use UPnP to map the listening port (default: 1 when listening)"),
@@ -267,7 +282,6 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Use the test network"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Username for JSON-RPC connections"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Verifying blocks..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "Verifying wallet..."),
-QT_TRANSLATE_NOOP("bitcoin-core", "Wait for RPC server to start"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Wallet %s resides outside data directory %s"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Wallet needed to be rewritten: restart Bitcoin to complete"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Wallet options:"),
@@ -277,6 +291,5 @@ QT_TRANSLATE_NOOP("bitcoin-core", "Warning: This version is obsolete, upgrade re
 QT_TRANSLATE_NOOP("bitcoin-core", "You need to rebuild the database using -reindex to change -txindex"),
 QT_TRANSLATE_NOOP("bitcoin-core", "Zapping all transactions from wallet..."),
 QT_TRANSLATE_NOOP("bitcoin-core", "on startup"),
-QT_TRANSLATE_NOOP("bitcoin-core", "version"),
 QT_TRANSLATE_NOOP("bitcoin-core", "wallet.dat corrupt, salvage failed"),
 };
diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp
index 9c9565be67..4c21eb5594 100644
--- a/src/qt/clientmodel.cpp
+++ b/src/qt/clientmodel.cpp
@@ -85,7 +85,7 @@ QDateTime ClientModel::getLastBlockDate() const
     if (chainActive.Tip())
         return QDateTime::fromTime_t(chainActive.Tip()->GetBlockTime());
     else
-        return QDateTime::fromTime_t(Params().GenesisBlock().nTime); // Genesis block's time of current network
+        return QDateTime::fromTime_t(Params().GenesisBlock().GetBlockTime()); // Genesis block's time of current network
 }
 
 double ClientModel::getVerificationProgress() const
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index e0a524a55e..c73cf416a8 100644
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -523,9 +523,6 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
         dPriority = dPriorityInputs / (nBytes - nBytesInputs + (nQuantityUncompressed * 29)); // 29 = 180 - 151 (uncompressed public keys are over the limit. max 151 bytes of the input are ignored for priority)
         sPriorityLabel = CoinControlDialog::getPriorityLabel(mempool, dPriority);
 
-        // Fee
-        int64_t nFee = payTxFee.GetFee(max((unsigned int)1000, nBytes));
-
         // Min Fee
         nPayFee = CWallet::GetMinimumFee(nBytes, nTxConfirmTarget, mempool);
 
diff --git a/src/qt/winshutdownmonitor.cpp b/src/qt/winshutdownmonitor.cpp
index f8f9bf45b3..a06f42f66e 100644
--- a/src/qt/winshutdownmonitor.cpp
+++ b/src/qt/winshutdownmonitor.cpp
@@ -6,11 +6,14 @@
 
 #if defined(Q_OS_WIN) && QT_VERSION >= 0x050000
 #include "init.h"
+#include "util.h"
 
 #include <windows.h>
 
 #include <QDebug>
 
+#include <openssl/rand.h>
+
 // If we don't want a message to be processed by Qt, return true and set result to
 // the value that the window procedure should return. Otherwise return false.
 bool WinShutdownMonitor::nativeEventFilter(const QByteArray &eventType, void *pMessage, long *pnResult)
@@ -19,6 +22,16 @@ bool WinShutdownMonitor::nativeEventFilter(const QByteArray &eventType, void *pM
 
        MSG *pMsg = static_cast<MSG *>(pMessage);
 
+       // Seed OpenSSL PRNG with Windows event data (e.g.  mouse movements and other user interactions)
+       if (RAND_event(pMsg->message, pMsg->wParam, pMsg->lParam) == 0) {
+            // Warn only once as this is performance-critical
+            static bool warned = false;
+            if (!warned) {
+                LogPrint("%s: OpenSSL RAND_event() failed to seed OpenSSL PRNG with enough data.\n", __func__);
+                warned = true;
+            }
+       }
+
        switch(pMsg->message)
        {
            case WM_QUERYENDSESSION:
@@ -45,13 +58,13 @@ void WinShutdownMonitor::registerShutdownBlockReason(const QString& strReason, c
     typedef BOOL (WINAPI *PSHUTDOWNBRCREATE)(HWND, LPCWSTR);
     PSHUTDOWNBRCREATE shutdownBRCreate = (PSHUTDOWNBRCREATE)GetProcAddress(GetModuleHandleA("User32.dll"), "ShutdownBlockReasonCreate");
     if (shutdownBRCreate == NULL) {
-        qWarning() << "registerShutdownBlockReason : GetProcAddress for ShutdownBlockReasonCreate failed";
+        qWarning() << "registerShutdownBlockReason: GetProcAddress for ShutdownBlockReasonCreate failed";
         return;
     }
 
     if (shutdownBRCreate(mainWinId, strReason.toStdWString().c_str()))
-        qWarning() << "registerShutdownBlockReason : Successfully registered: " + strReason;
+        qWarning() << "registerShutdownBlockReason: Successfully registered: " + strReason;
     else
-        qWarning() << "registerShutdownBlockReason : Failed to register: " + strReason;
+        qWarning() << "registerShutdownBlockReason: Failed to register: " + strReason;
 }
 #endif
diff --git a/src/rpcdump.cpp b/src/rpcdump.cpp
index 593e0d2b6b..d20bfcf095 100644
--- a/src/rpcdump.cpp
+++ b/src/rpcdump.cpp
@@ -157,7 +157,7 @@ Value importwallet(const Array& params, bool fHelp)
     if (!file.is_open())
         throw JSONRPCError(RPC_INVALID_PARAMETER, "Cannot open wallet dump file");
 
-    int64_t nTimeBegin = chainActive.Tip()->nTime;
+    int64_t nTimeBegin = chainActive.Tip()->GetBlockTime();
 
     bool fGood = true;
 
@@ -215,7 +215,7 @@ Value importwallet(const Array& params, bool fHelp)
     pwalletMain->ShowProgress("", 100); // hide progress dialog in GUI
 
     CBlockIndex *pindex = chainActive.Tip();
-    while (pindex && pindex->pprev && pindex->nTime > nTimeBegin - 7200)
+    while (pindex && pindex->pprev && pindex->GetBlockTime() > nTimeBegin - 7200)
         pindex = pindex->pprev;
 
     if (!pwalletMain->nTimeFirstKey || nTimeBegin < pwalletMain->nTimeFirstKey)
@@ -301,7 +301,7 @@ Value dumpwallet(const Array& params, bool fHelp)
     file << strprintf("# Wallet dump created by Bitcoin %s (%s)\n", CLIENT_BUILD, CLIENT_DATE);
     file << strprintf("# * Created on %s\n", EncodeDumpTime(GetTime()));
     file << strprintf("# * Best block at time of backup was %i (%s),\n", chainActive.Height(), chainActive.Tip()->GetBlockHash().ToString());
-    file << strprintf("#   mined on %s\n", EncodeDumpTime(chainActive.Tip()->nTime));
+    file << strprintf("#   mined on %s\n", EncodeDumpTime(chainActive.Tip()->GetBlockTime()));
     file << "\n";
     for (std::vector<std::pair<int64_t, CKeyID> >::const_iterator it = vKeyBirth.begin(); it != vKeyBirth.end(); it++) {
         const CKeyID &keyid = it->second;
diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp
index db60ef3592..c7621dc137 100644
--- a/src/rpcmining.cpp
+++ b/src/rpcmining.cpp
@@ -442,7 +442,7 @@ Value getblocktemplate(const Array& params, bool fHelp)
     result.push_back(Pair("noncerange", "00000000ffffffff"));
     result.push_back(Pair("sigoplimit", (int64_t)MAX_BLOCK_SIGOPS));
     result.push_back(Pair("sizelimit", (int64_t)MAX_BLOCK_SIZE));
-    result.push_back(Pair("curtime", (int64_t)pblock->nTime));
+    result.push_back(Pair("curtime", pblock->GetBlockTime()));
     result.push_back(Pair("bits", strprintf("%08x", pblock->nBits)));
     result.push_back(Pair("height", (int64_t)(pindexPrev->nHeight+1)));
 
diff --git a/src/rpcprotocol.cpp b/src/rpcprotocol.cpp
index dd8692e802..9e18ca847e 100644
--- a/src/rpcprotocol.cpp
+++ b/src/rpcprotocol.cpp
@@ -25,6 +25,9 @@ using namespace boost;
 using namespace boost::asio;
 using namespace json_spirit;
 
+// Number of bytes to allocate and read at most at once in post data
+const size_t POST_READ_SIZE = 256 * 1024;
+
 //
 // HTTP protocol
 //
@@ -204,8 +207,17 @@ int ReadHTTPMessage(std::basic_istream<char>& stream, map<string,
     // Read message
     if (nLen > 0)
     {
-        vector<char> vch(nLen);
-        stream.read(&vch[0], nLen);
+        vector<char> vch;
+        size_t ptr = 0;
+        while (ptr < (size_t)nLen)
+        {
+            size_t bytes_to_read = std::min((size_t)nLen - ptr, POST_READ_SIZE);
+            vch.resize(ptr + bytes_to_read);
+            stream.read(&vch[ptr], bytes_to_read);
+            if (!stream) // Connection lost while reading
+                return HTTP_INTERNAL_SERVER_ERROR;
+            ptr += bytes_to_read;
+        }
         strMessageRet = string(vch.begin(), vch.end());
     }
 
diff --git a/src/rpcrawtransaction.cpp b/src/rpcrawtransaction.cpp
index 9771f8e685..45a227d1dc 100644
--- a/src/rpcrawtransaction.cpp
+++ b/src/rpcrawtransaction.cpp
@@ -99,8 +99,8 @@ void TxToJSON(const CTransaction& tx, const uint256 hashBlock, Object& entry)
             if (chainActive.Contains(pindex))
             {
                 entry.push_back(Pair("confirmations", 1 + chainActive.Height() - pindex->nHeight));
-                entry.push_back(Pair("time", (int64_t)pindex->nTime));
-                entry.push_back(Pair("blocktime", (int64_t)pindex->nTime));
+                entry.push_back(Pair("time", pindex->GetBlockTime()));
+                entry.push_back(Pair("blocktime", pindex->GetBlockTime()));
             }
             else
                 entry.push_back(Pair("confirmations", 0));
diff --git a/src/rpcwallet.cpp b/src/rpcwallet.cpp
index 38e96133b4..71a6058358 100644
--- a/src/rpcwallet.cpp
+++ b/src/rpcwallet.cpp
@@ -50,7 +50,7 @@ void WalletTxToJSON(const CWalletTx& wtx, Object& entry)
     {
         entry.push_back(Pair("blockhash", wtx.hashBlock.GetHex()));
         entry.push_back(Pair("blockindex", wtx.nIndex));
-        entry.push_back(Pair("blocktime", (int64_t)(mapBlockIndex[wtx.hashBlock]->nTime)));
+        entry.push_back(Pair("blocktime", mapBlockIndex[wtx.hashBlock]->GetBlockTime()));
     }
     uint256 hash = wtx.GetHash();
     entry.push_back(Pair("txid", hash.GetHex()));
@@ -346,7 +346,7 @@ Value sendtoaddress(const Array& params, bool fHelp)
 
     EnsureWalletIsUnlocked();
 
-    string strError = pwalletMain->SendMoneyToDestination(address.Get(), nAmount, wtx);
+    string strError = pwalletMain->SendMoney(address.Get(), nAmount, wtx);
     if (strError != "")
         throw JSONRPCError(RPC_WALLET_ERROR, strError);
 
@@ -786,7 +786,7 @@ Value sendfrom(const Array& params, bool fHelp)
         throw JSONRPCError(RPC_WALLET_INSUFFICIENT_FUNDS, "Account has insufficient funds");
 
     // Send
-    string strError = pwalletMain->SendMoneyToDestination(address.Get(), nAmount, wtx);
+    string strError = pwalletMain->SendMoney(address.Get(), nAmount, wtx);
     if (strError != "")
         throw JSONRPCError(RPC_WALLET_ERROR, strError);
 
diff --git a/src/test/skiplist_tests.cpp b/src/test/skiplist_tests.cpp
index ea301685c9..11762c6ea0 100644
--- a/src/test/skiplist_tests.cpp
+++ b/src/test/skiplist_tests.cpp
@@ -41,5 +41,61 @@ BOOST_AUTO_TEST_CASE(skiplist_test)
     }
 }
 
+BOOST_AUTO_TEST_CASE(getlocator_test)
+{
+    // Build a main chain 100000 blocks long.
+    std::vector<uint256> vHashMain(100000);
+    std::vector<CBlockIndex> vBlocksMain(100000);
+    for (unsigned int i=0; i<vBlocksMain.size(); i++) {
+        vHashMain[i] = i; // Set the hash equal to the height, so we can quickly check the distances.
+        vBlocksMain[i].nHeight = i;
+        vBlocksMain[i].pprev = i ? &vBlocksMain[i - 1] : NULL;
+        vBlocksMain[i].phashBlock = &vHashMain[i];
+        vBlocksMain[i].BuildSkip();
+        BOOST_CHECK_EQUAL((int)vBlocksMain[i].GetBlockHash().GetLow64(), vBlocksMain[i].nHeight);
+        BOOST_CHECK(vBlocksMain[i].pprev == NULL || vBlocksMain[i].nHeight == vBlocksMain[i].pprev->nHeight + 1);
+    }
+
+    // Build a branch that splits off at block 49999, 50000 blocks long.
+    std::vector<uint256> vHashSide(50000);
+    std::vector<CBlockIndex> vBlocksSide(50000);
+    for (unsigned int i=0; i<vBlocksSide.size(); i++) {
+        vHashSide[i] = i + 50000 + (uint256(1) << 128); // Add 1<<128 to the hashes, so GetLow64() still returns the height.
+        vBlocksSide[i].nHeight = i + 50000;
+        vBlocksSide[i].pprev = i ? &vBlocksSide[i - 1] : &vBlocksMain[49999];
+        vBlocksSide[i].phashBlock = &vHashSide[i];
+        vBlocksSide[i].BuildSkip();
+        BOOST_CHECK_EQUAL((int)vBlocksSide[i].GetBlockHash().GetLow64(), vBlocksSide[i].nHeight);
+        BOOST_CHECK(vBlocksSide[i].pprev == NULL || vBlocksSide[i].nHeight == vBlocksSide[i].pprev->nHeight + 1);
+    }
+
+    // Build a CChain for the main branch.
+    CChain chain;
+    chain.SetTip(&vBlocksMain.back());
+
+    // Test 100 random starting points for locators.
+    for (int n=0; n<100; n++) {
+        int r = insecure_rand() % 150000;
+        CBlockIndex* tip = (r < 100000) ? &vBlocksMain[r] : &vBlocksSide[r - 100000];
+        CBlockLocator locator = chain.GetLocator(tip);
+
+        // The first result must be the block itself, the last one must be genesis.
+        BOOST_CHECK(locator.vHave.front() == tip->GetBlockHash());
+        BOOST_CHECK(locator.vHave.back() == vBlocksMain[0].GetBlockHash());
+
+        // Entries 1 through 11 (inclusive) go back one step each.
+        for (unsigned int i = 1; i < 12 && i < locator.vHave.size() - 1; i++) {
+            BOOST_CHECK_EQUAL(locator.vHave[i].GetLow64(), tip->nHeight - i);
+        }
+
+        // The further ones (excluding the last one) go back with exponential steps.
+        unsigned int dist = 2;
+        for (unsigned int i = 12; i < locator.vHave.size() - 1; i++) {
+            BOOST_CHECK_EQUAL(locator.vHave[i - 1].GetLow64() - locator.vHave[i].GetLow64(), dist);
+            dist *= 2;
+        }
+    }
+}
+
 BOOST_AUTO_TEST_SUITE_END()
 
diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp
index 8cae0a4c34..bcd2f75f55 100644
--- a/src/test/test_bitcoin.cpp
+++ b/src/test/test_bitcoin.cpp
@@ -18,7 +18,7 @@
 #include <boost/filesystem.hpp>
 #include <boost/test/unit_test.hpp>
 
-
+CClientUIInterface uiInterface;
 CWallet* pwalletMain;
 
 extern bool fPrintToConsole;
diff --git a/src/util.cpp b/src/util.cpp
index 081484c37d..91ac8833d5 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -7,7 +7,6 @@
 
 #include "chainparamsbase.h"
 #include "sync.h"
-#include "ui_interface.h"
 #include "uint256.h"
 #include "version.h"
 
@@ -97,7 +96,6 @@ string strMiscWarning;
 bool fLogTimestamps = false;
 bool fLogIPs = false;
 volatile bool fReopenDebugLog = false;
-CClientUIInterface uiInterface;
 
 // Init OpenSSL library multithreading support
 static CCriticalSection** ppmutexOpenSSL;
@@ -123,15 +121,17 @@ public:
         CRYPTO_set_locking_callback(locking_callback);
 
 #ifdef WIN32
-        // Seed random number generator with screen scrape and other hardware sources
+        // Seed OpenSSL PRNG with current contents of the screen
         RAND_screen();
 #endif
 
-        // Seed random number generator with performance counter
+        // Seed OpenSSL PRNG with performance counter
         RandAddSeed();
     }
     ~CInit()
     {
+        // Securely erase the memory used by the PRNG
+        RAND_cleanup();
         // Shutdown OpenSSL library multithreading support
         CRYPTO_set_locking_callback(NULL);
         for (int i = 0; i < CRYPTO_num_locks(); i++)
diff --git a/src/wallet.cpp b/src/wallet.cpp
index 318a1388d2..090c1b5ab3 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -515,8 +515,8 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet)
             {
                 if (mapBlockIndex.count(wtxIn.hashBlock))
                 {
-                    unsigned int latestNow = wtx.nTimeReceived;
-                    unsigned int latestEntry = 0;
+                    int64_t latestNow = wtx.nTimeReceived;
+                    int64_t latestEntry = 0;
                     {
                         // Tolerate times up to the last timestamp in the wallet not more than 5 minutes into the future
                         int64_t latestTolerated = latestNow + 300;
@@ -547,7 +547,7 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFromLoadWallet)
                         }
                     }
 
-                    unsigned int& blocktime = mapBlockIndex[wtxIn.hashBlock]->nTime;
+                    int64_t blocktime = mapBlockIndex[wtxIn.hashBlock]->GetBlockTime();
                     wtx.nTimeSmart = std::max(latestEntry, std::min(blocktime, latestNow));
                 }
                 else
@@ -889,7 +889,7 @@ int CWallet::ScanForWalletTransactions(CBlockIndex* pindexStart, bool fUpdate)
 
         // no need to read and scan block, if block was created before
         // our wallet birthday (as adjusted for block time variability)
-        while (pindex && nTimeFirstKey && (pindex->nTime < (nTimeFirstKey - 7200)))
+        while (pindex && nTimeFirstKey && (pindex->GetBlockTime() < (nTimeFirstKey - 7200)))
             pindex = chainActive.Next(pindex);
 
         ShowProgress(_("Rescanning..."), 0); // show rescan progress in GUI as dialog or on splashscreen, if -rescan on startup
@@ -1487,18 +1487,29 @@ bool CWallet::CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey)
 
 
 
-string CWallet::SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew)
+string CWallet::SendMoney(const CTxDestination &address, int64_t nValue, CWalletTx& wtxNew)
 {
-    CReserveKey reservekey(this);
-    int64_t nFeeRequired;
+    // Check amount
+    if (nValue <= 0)
+        return _("Invalid amount");
+    if (nValue > GetBalance())
+        return _("Insufficient funds");
 
+    string strError;
     if (IsLocked())
     {
-        string strError = _("Error: Wallet locked, unable to create transaction!");
+        strError = _("Error: Wallet locked, unable to create transaction!");
         LogPrintf("SendMoney() : %s", strError);
         return strError;
     }
-    string strError;
+
+    // Parse Bitcoin address
+    CScript scriptPubKey;
+    scriptPubKey.SetDestination(address);
+
+    // Create and send the transaction
+    CReserveKey reservekey(this);
+    int64_t nFeeRequired;
     if (!CreateTransaction(scriptPubKey, nValue, wtxNew, reservekey, nFeeRequired, strError))
     {
         if (nValue + nFeeRequired > GetBalance())
@@ -1506,7 +1517,6 @@ string CWallet::SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNe
         LogPrintf("SendMoney() : %s\n", strError);
         return strError;
     }
-
     if (!CommitTransaction(wtxNew, reservekey))
         return _("Error: The transaction was rejected! This might happen if some of the coins in your wallet were already spent, such as if you used a copy of wallet.dat and coins were spent in the copy but not marked as spent here.");
 
@@ -1515,21 +1525,6 @@ string CWallet::SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNe
 
 
 
-string CWallet::SendMoneyToDestination(const CTxDestination& address, int64_t nValue, CWalletTx& wtxNew)
-{
-    // Check amount
-    if (nValue <= 0)
-        return _("Invalid amount");
-    if (nValue > GetBalance())
-        return _("Insufficient funds");
-
-    // Parse Bitcoin address
-    CScript scriptPubKey;
-    scriptPubKey.SetDestination(address);
-
-    return SendMoney(scriptPubKey, nValue, wtxNew);
-}
-
 int64_t CWallet::GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool)
 {
     // payTxFee is user-set "I want to pay this much"
@@ -2092,7 +2087,7 @@ void CWallet::GetKeyBirthTimes(std::map<CKeyID, int64_t> &mapKeyBirth) const {
 
     // Extract block timestamps for those keys
     for (std::map<CKeyID, CBlockIndex*>::const_iterator it = mapKeyFirstBlock.begin(); it != mapKeyFirstBlock.end(); it++)
-        mapKeyBirth[it->first] = it->second->nTime - 7200; // block times can be 2h off
+        mapKeyBirth[it->first] = it->second->GetBlockTime() - 7200; // block times can be 2h off
 }
 
 bool CWallet::AddDestData(const CTxDestination &dest, const std::string &key, const std::string &value)
diff --git a/src/wallet.h b/src/wallet.h
index a5162bb838..62f13e4630 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -265,8 +265,7 @@ public:
     bool CreateTransaction(CScript scriptPubKey, int64_t nValue,
                            CWalletTx& wtxNew, CReserveKey& reservekey, int64_t& nFeeRet, std::string& strFailReason, const CCoinControl *coinControl = NULL);
     bool CommitTransaction(CWalletTx& wtxNew, CReserveKey& reservekey);
-    std::string SendMoney(CScript scriptPubKey, int64_t nValue, CWalletTx& wtxNew);
-    std::string SendMoneyToDestination(const CTxDestination &address, int64_t nValue, CWalletTx& wtxNew);
+    std::string SendMoney(const CTxDestination &address, int64_t nValue, CWalletTx& wtxNew);
 
     static CFeeRate minTxFee;
     static int64_t GetMinimumFee(unsigned int nTxBytes, unsigned int nConfirmTarget, const CTxMemPool& pool);