Gcc5 C++14 related issue fixed for CMake, if C++11 is enabled.
Gcc5 C++14 related issue fixed for CMake, if C++11 is enabled.

cpputest/cpputest,maxilai/cpputest,asgeroverby/cpputest,arstrube/cpputest,bithium/cpputest,cpputest/cpputest,Mindtribe/cpputest,Mindtribe/cpputest,bithium/cpputest,KisImre/cpputest,offa/cpputest,Andne/cpputest,jaeguly/cpputest,asgeroverby/cpputest,PaulBussmann/cpputest,asgeroverby/cpputest,arstrube/cpputest,offa/cpputest,basvodde/cpputest,jaeguly/cpputest,PaulBussmann/cpputest,maxilai/cpputest,Andne/cpputest,bithium/cpputest,Mindtribe/cpputest,bithium/cpputest,Mindtribe/cpputest,basvodde/cpputest,jaeguly/cpputest,KisImre/cpputest,jaeguly/cpputest,maxilai/cpputest,basvodde/cpputest,PaulBussmann/cpputest,offa/cpputest,arstrube/cpputest,cpputest/cpputest,KisImre/cpputest,offa/cpputest,Andne/cpputest,Andne/cpputest,KisImre/cpputest,maxilai/cpputest,PaulBussmann/cpputest,asgeroverby/cpputest,cpputest/cpputest,arstrube/cpputest,basvodde/cpputest