Try to cache composer cache :)

Anton Shevchuk · Anton Shevchuk · commit 7c3207b244d0 · 2019-02-15T14:06:42.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -7,6 +7,10 @@ php:
 matrix:
   allow_failures:
     - php: master
+sudo: false
+cache:
+  directories:
+    - $HOME/.composer/cache
 env:
   - BLUZ_MODULE=auth
 before_install:
