Removing coveralls installation/reporting from 2.5: not required

.travis.yml

@@ -23,9 +23,6 @@ script:
   - ENABLE_SECOND_LEVEL_CACHE=0 ./vendor/bin/phpunit -v -c tests/travis/$DB.travis.xml $PHPUNIT_FLAGS
   - ENABLE_SECOND_LEVEL_CACHE=1 ./vendor/bin/phpunit -v -c tests/travis/$DB.travis.xml --exclude-group performance,non-cacheable,locking_functional
 
-after_script:
-  - php vendor/bin/coveralls -v
-
 matrix:
   exclude:
     - php: hhvm

composer.json

@@ -24,8 +24,7 @@
     },
     "require-dev": {
         "symfony/yaml": "~2.3|~3.0",
-        "phpunit/phpunit": "~4.0",
-        "satooshi/php-coveralls": "dev-master"
+        "phpunit/phpunit": "~4.0"
     },
     "suggest": {
         "symfony/yaml": "If you want to use YAML Metadata Mapping Driver"