From: VirtualTam <virtualtam@flibidi.net>
Date: Wed, 19 Oct 2016 22:19:52 +0000 (+0200)
Subject: Travis: enable Composer cache
X-Git-Tag: v0.8.1~20^2
X-Git-Url: https://git.immae.eu/?a=commitdiff_plain;h=ae04803bb1f5107555b7c7fad49e4c1ae1f93ca7;hp=ae04803bb1f5107555b7c7fad49e4c1ae1f93ca7;p=github%2Fshaarli%2FShaarli.git

Travis: enable Composer cache

See:
- https://docs.travis-ci.com/user/caching/
- https://blog.wyrihaximus.net/2015/07/composer-cache-on-travis/

Signed-off-by: VirtualTam <virtualtam@flibidi.net>
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