[travis-ci] before-install hooks should no longer be needed
[travis-ci] before-install hooks should no longer be needed
ctreatma/warbler,idibon/warbler,fedenusy/warbler,ctreatma/warbler,fedenusy/warbler,fedenusy/warbler,idibon/warbler,idibon/warbler,idibon/warbler,fedenusy/warbler,ctreatma/warbler,ctreatma/warbler