Added gtest checks to travis CI
Added gtest checks to travis CI

Andne/cpputest,PaulBussmann/cpputest,dawid-aurobit/cpputest,basvodde/cpputest,bithium/cpputest,maxilai/cpputest,dawid-aurobit/cpputest,asgeroverby/cpputest,devMichaelJones/cpputest,arstrube/cpputest,KisImre/cpputest,asgeroverby/cpputest,PaulBussmann/cpputest,chenlianbing/cpputest,Andne/cpputest,dawid-aurobit/cpputest,asgeroverby/cpputest,bithium/cpputest,PaulBussmann/cpputest,cpputest/cpputest,Andne/cpputest,Mindtribe/cpputest,maxilai/cpputest,basvodde/cpputest,Mindtribe/cpputest,chenlianbing/cpputest,devMichaelJones/cpputest,jaeguly/cpputest,KisImre/cpputest,bithium/cpputest,bithium/cpputest,basvodde/cpputest,basvodde/cpputest,Andne/cpputest,devMichaelJones/cpputest,jaeguly/cpputest,cpputest/cpputest,maxilai/cpputest,offa/cpputest,arstrube/cpputest,cpputest/cpputest,asgeroverby/cpputest,PaulBussmann/cpputest,chenlianbing/cpputest,chenlianbing/cpputest,offa/cpputest,Mindtribe/cpputest,arstrube/cpputest,Mindtribe/cpputest,KisImre/cpputest,arstrube/cpputest,jaeguly/cpputest,KisImre/cpputest,offa/cpputest,dawid-aurobit/cpputest,offa/cpputest,maxilai/cpputest,jaeguly/cpputest,cpputest/cpputest,devMichaelJones/cpputest