script: move CScriptID to standard.h and add a ctor for creating them from CScripts

This allows for a reversal of the current behavior.

This:
CScript foo;
CScriptID bar(foo.GetID());

Becomes:
CScript foo;
CScriptID bar(foo);

This way, CScript is no longer dependent on CScriptID or Hash();

1 files changed, 1 insertions, 0 deletions

diff --git a/src/keystore.h b/src/keystore.h
index d3478f7672..4f8189c8f5 100644
--- a/src/keystore.h
+++ b/src/keystore.h
@@ -13,6 +13,7 @@
 #include <boost/variant.hpp>
 
 class CScript;
+class CScriptID;
 
 /** A virtual base class for key stores */
 class CKeyStore