Update AnnotationsBag.php

refactor the class and added the Countable interface as well as 2 new method getDelimeter and setDelimeter to better handle grep search
Update Parser.php
Merge branch 'master' of https://github.com/nyamsprod/annotations into merge/nyamsprod
Update AnnotationsBag.php

fixed getAsArray
bug fix and added one new test
change the grep method to make it more efficient
Merge branch 'master' of https://github.com/nyamsprod/annotations into merge/nyamsprod
converting tabs to spaces and keeping code more PSR-2 compliant