fix travis build "the class org.apache.tools.ant.taskdefs.optional.junit.JUnitTask was not found."

Author: Haehnchen

.travis.yml

@@ -8,6 +8,8 @@ cache:
   directories:
     - .cache
 before_script:
+ - sudo apt-get -qq update
+ - sudo apt-get install ant-optional
  - chmod +x travis.sh
 
 env:

META-INF/plugin.xml

@@ -342,7 +342,6 @@
         <completion.contributor language="PHP" implementationClass="fr.adrienbrault.idea.symfony2plugin.form.completion.FormCompletionContributor"/>
         <completion.contributor language="PHP" implementationClass="fr.adrienbrault.idea.symfony2plugin.doctrine.completion.DoctrineCompletionContributor"/>
 
-        <annotator language="PHP" implementationClass="fr.adrienbrault.idea.symfony2plugin.dic.PhpServiceAnnotator"/>
         <annotator language="PHP" implementationClass="fr.adrienbrault.idea.symfony2plugin.translation.PhpTranslationAnnotator"/>
         <annotator language="Twig" implementationClass="fr.adrienbrault.idea.symfony2plugin.templating.TwigAnnotator"/>
         <annotator language="yaml" implementationClass="fr.adrienbrault.idea.symfony2plugin.config.yaml.YamlAnnotator"/>