Merge pull request #3 from phansys/master

Added composer.json
Merge pull request #4 from phansys/patch-1-namespaces

Modified namespaces to follow PSR-0 standard.
Merge pull request #5 from phansys/patch-1-namespaces

Bugfix in autoload test.
Merge pull request #6 from phansys/patch-1-namespaces

Bugfix in autoload test.
Merge pull request #8 from phansys/autoloading-for-tests

Autoloading for tests
Merge pull request #9 from phansys/patch-1-namespaces

Updated BeanstalkdQueueImplementation
Added beanstalkd service to travis requirements.
Merge pull request #10 from phansys/autoloading-for-tests

Added beanstalkd service to travis requirements.
Updated requirements in composer.json.
Merge pull request #11 from phansys/autoloading-for-tests

Updated requirements in composer.json.
README updated with usage examples as a follow up to issue #7
Major refactorization, added Pheanstalk injecting to BeanstalkdQueueImplementation
Changed QueueInterface to QueueImplementationInterface and adjusted DIC config
Added release method handling (putting back reserved jobs to queue)
Added ability to set timeout while getting job from queue
Added abstract base commands for long running jobs
Merge remote-tracking branch 'upstream/master' into patch-1-namespaces
Bugfix at connection check in BeanstalkdQueueImplementation.php.