Compile fix for empty unordered_map and clang
Compile fix for empty unordered_map and clang

Maybe this has something to do with LWG issue 2193 and the explicit
constructor for an empty unordered_map.
http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#2193
http://stackoverflow.com/questions/26947704/implicit-conversion-failure-from-initializer-list/26949099#26949099

EScript/EScript,eikel/EScript,eikel/EScript,EScript/EScript