Add GMock/GTest 1.8.0 to travis CI
Add GMock/GTest 1.8.0 to travis CI

cucumber/cucumber-cpp,muggenhor/cucumber-cpp,AbletonAppDev/cucumber-cpp,paoloambrosio/cucumber-cpp,AbletonAppDev/cucumber-cpp,meshell/cucumber-cpp,muggenhor/cucumber-cpp,cucumber/cucumber-cpp,paoloambrosio/cucumber-cpp,cucumber/cucumber-cpp,paoloambrosio/cucumber-cpp,meshell/cucumber-cpp,meshell/cucumber-cpp,AbletonAppDev/cucumber-cpp,konserw/cucumber-cpp,konserw/cucumber-cpp,konserw/cucumber-cpp,muggenhor/cucumber-cpp