Basic integration for acknowledgement to start discussion
Fix edgecase
Fix test and edgecases
SQS and IronMQ driver + commented usage example in examples/bootstrap.php
Add test for acknowledge
Additional test
Basic integration for acknowledgement to start discussion
Fix edgecase
Fix test and edgecases
Add test for acknowledge
Additional test
Merge branch 'master' into acknowledge
add acknowledgeMessage to DoctrineDriver
Merge branch 'acknowledge' of github.com:henrikbjorn/Bernard into acknowledge
Basic integration for acknowledgement to start discussion
Fix edgecase
Fix test and edgecases
SQS and IronMQ driver + commented usage example in examples/bootstrap.php
Merge branch 'master' into acknowledge
Merge branch 'acknowledge' into fortrabbit-sqs

Conflicts:
	src/Bernard/Queue/AbstractQueue.php
	src/Bernard/Queue/PersistentQueue.php