Bump version to a 3.5 pre-release

src/clientversion.cpp

@@ -1,4 +1,5 @@
 // Copyright (c) 2012-2014 The Bitcoin Core developers
+// Copyright (c) 2019-2020 The Hush developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
@@ -64,6 +65,7 @@ const std::string CLIENT_NAME = GetArg("-clientname", "MagicBean");
 #include "build.h"
 #endif
 
+//TODO: clean up this stuff
 //! git will put "#define GIT_ARCHIVE 1" on the next line inside archives. 
 #define GIT_ARCHIVE 1
 #ifdef GIT_ARCHIVE