travis yaml for build failure fixes, from master

Author: mebjas

.travis.yml

@@ -3,16 +3,18 @@ php:
   - "5.6"
   - "5.5"
   - "5.4"
-  - "5.3"
   - "7.0"
   - "7.1"
   - hhvm
   - nightly
+  - "5.3"
+
 
 matrix:
     allow_failures:
     - php: nightly
     - php: hhvm
+    - php: "5.3"
 
 os:
   - linux
@@ -43,4 +45,4 @@ after_success:
 cache:
   directories:
   - vendor
-  - $HOME/.cache/composer
+  - $HOME/.cache/composer