Merge pull request #19 from incarnate/patch-1

Update .travis.yml

Author: delatbabel

.travis.yml

@@ -5,8 +5,19 @@ php:
   - 5.4
   - 5.5
   - 5.6
+  - 7.0
+  - 7.1
   - hhvm
 
+# This triggers builds to run on the new TravisCI infrastructure.
+# See: http://docs.travis-ci.com/user/workers/container-based-infrastructure/
+sudo: false
+
+## Cache composer
+cache:
+  directories:
+    - $HOME/.composer/cache
+
 before_script:
   - composer install -n --dev --prefer-source