Add composer caching in travis

mrrobot47 · mrrobot47 · commit f4d8b5596b9c · 2018-07-17T14:55:33.000+05:30
diff --git a/.travis.yml b/.travis.yml
@@ -25,6 +25,10 @@ script:
 after_script:
   - cat /opt/easyengine/ee.log
 
+cache:
+  directories:
+    - $HOME/.composer/cache
+
 notifications:
   email:
     on_success: never
