Updated php environments to test against

joshtronic · joshtronic · commit 45310527cf5c · 2014-09-17T13:09:22.000-04:00
5.6 and hhvm are no longer allowed failures. hhvm-nightly as been added as
an allowed failure.
diff --git a/.travis.yml b/.travis.yml
@@ -6,11 +6,11 @@ php:
   - 5.5
   - 5.6
   - hhvm
+  - hhvm-nightly
 
 matrix:
   allow_failures:
-    - php: 5.6
-    - php: hhvm
+    - php: hhvm-nightly
 
 install:
   - composer install
