Added coverage to travis-ci

.travis.yml

@@ -8,3 +8,5 @@ env:
     - SYMFONY_VERSION=origin/master
 
 before_script: php vendor/install_vendors.php
+
+script: phpunit --coverage-text

phpunit.xml.dist

@@ -23,6 +23,7 @@
       <exclude>
         <directory>./Tests</directory>
         <directory>./vendor</directory>
+        <directory>./Resources</directory>
       </exclude>
     </whitelist>
   </filter>