Update Travis Config

* Explicitely test PHP 7.0 (instead of PHP nightly)
* Finish fast (give quicker feedback in PR)
* Ignore Twig deprecations
* Remove Symfony 2.6 as it reached eom

Author: wouterj

.travis.yml

@@ -5,8 +5,8 @@ php:
   - 5.4
   - 5.5
   - 5.6
+  - 7.0
   - hhvm
-  - nightly
 
 sudo: false
 
@@ -15,14 +15,12 @@ cache:
     - $HOME/.composer/cache
 
 env:
-  - SYMFONY_VERSION=2.6.*
+  - SYMFONY_VERSION=2.7.* SYMFONY_DEPRECATIONS_HELPER=weak
 
 matrix:
   include:
     - php: 5.6
-      env: SYMFONY_VERSION=2.3.*
-    - php: 5.6
-      env: SYMFONY_VERSION=2.7.*
+      env: SYMFONY_VERSION=2.3.* SYMFONY_DEPRECATIONS_HELPER=weak
     - php: 5.6
       env: SYMFONY_VERSION=2.8.*
     - php: 5.6
@@ -31,12 +29,9 @@ matrix:
       env: SYMFONY_VERSION=2.3.* COMPOSER_FLAGS="--prefer-lowest"
   allow_failures:
     - php: nightly
-    - php: 5.6
-      env: SYMFONY_VERSION=2.7.*
-    - php: 5.6
-      env: SYMFONY_VERSION=2.8.*
-    - php: 5.6
-      env: SYMFONY_VERSION=3.0.*
+    - env: SYMFONY_VERSION=2.8.*
+    - env: SYMFONY_VERSION=3.0.*
+  fast_finish: true
 
 before_install:
   - sh -c 'if [ "${TRAVIS_PHP_VERSION}" != "hhvm" ]; then echo "memory_limit = -1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/conf.d/travis.ini; fi;'