Track server and protocol versions and minimum supported versions. This is a

protocol-breaking change. It's needed because other protocol-breaking
changes are needed for security reasons, and we don't want
subtly-incompatible nodes connecting.

src/rpc.cpp

@@ -15,14 +15,11 @@
 #include "BitcoinUtil.h"
 #include "Config.h"
 #include "Log.h"
+#include "Version.h"
 
 using namespace boost;
 using namespace boost::asio;
 
-
-
-
-
 Json::Value JSONRPCError(int code, const std::string& message)
 {
 	Json::Value error(Json::objectValue);
@@ -116,7 +113,7 @@ std::string HTTPReply(int nStatus, const std::string& strMsg)
 		rfc1123Time().c_str(),
 		access.c_str(),
 		strMsg.size(),
-		theConfig.VERSION_STR.c_str(),
+		SERVER_VERSION,
 		strMsg.c_str());	
 }