Added fast_finish and more php versions

.travis.yml

@@ -4,18 +4,22 @@ php:
     - 5.3
     - 5.4
     - 5.5
+    - 5.6
     - hhvm
+    - hhvm-nightly
 
 before_script:
     - composer self-update && composer install --dev
     - vendor/tedivm/dovecottesting/SetupEnvironment.sh
 
-
 script: ./tests/runTests.sh
 
 after_script:
     - php vendor/bin/coveralls -v
 
 matrix:
+    fast_finish: true
     allow_failures:
-      - php: hhvm
+      - php:
+        - hhvm
+        - hhvm-nightly