Remove Symfony 2.8 tests as v2 will support only SF 3.1 Move HHVM to allowed failures as Travis' version do not support PHP7 features yet
Remove Symfony 2.8 tests as v2 will support only SF 3.1
Move HHVM to allowed failures as Travis' version do not support PHP7 features yet

meyerbaptiste/core,api-platform/core,vincentchalamon/core,vincentchalamon/core,teohhanhui/DunglasApiBundle,soyuka/core,leesiongchan/DunglasApiBundle,jdeniau/DunglasApiBundle,theofidry/DunglasApiBundle,jdeniau/DunglasApiBundle,soyuka/core,soyuka/DunglasApiBundle,vincentchalamon/core,jdeniau/DunglasApiBundle,teohhanhui/api-platform-core,vincentchalamon/core,ahlee2326/DunglasApiBundle,meyerbaptiste/core,meyerbaptiste/core,teohhanhui/api-platform-core,soyuka/core,teohhanhui/api-platform-core,meyerbaptiste/core,teohhanhui/api-platform-core,soyuka/core,api-platform/core,api-platform/core,jdeniau/DunglasApiBundle,api-platform/core