[travis][appveyor] use symfony/flex to accelerate builds#28199
Merged
fabpot merged 1 commit intosymfony:2.8from Aug 18, 2018
Merged
[travis][appveyor] use symfony/flex to accelerate builds#28199fabpot merged 1 commit intosymfony:2.8from
fabpot merged 1 commit intosymfony:2.8from