Removes the Boost case_conv.hpp dependency.

This commit removes the `boost/algorithm/string/case_conv.hpp` dependency from the project. It replaces the `boost::to_lower` and `boost::to_upper` functions with custom functions that are locale independent and ASCII deterministic.

1 files changed, 1 insertions, 4 deletions

diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
index e46bf2f765..7d7e83fea8 100644
--- a/src/rpc/server.cpp
+++ b/src/rpc/server.cpp
@@ -16,7 +16,6 @@
 
 #include <boost/bind.hpp>
 #include <boost/signals2/signal.hpp>
-#include <boost/algorithm/string/case_conv.hpp> // for to_upper()
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/split.hpp>
 
@@ -192,9 +191,7 @@ std::string CRPCTable::help(const std::string& strCommand, const JSONRPCRequest&
                     if (!category.empty())
                         strRet += "\n";
                     category = pcmd->category;
-                    std::string firstLetter = category.substr(0,1);
-                    boost::to_upper(firstLetter);
-                    strRet += "== " + firstLetter + category.substr(1) + " ==\n";
+                    strRet += "== " + Capitalize(category) + " ==\n";
                 }
             }
             strRet += strHelp + "\n";