switched colors to on by default in phpunit.xml

phpunit.xml.dist

@@ -2,7 +2,7 @@
 
 <phpunit backupGlobals="false"
          backupStaticAttributes="false"
-         colors="false"
+         colors="true"
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"