Update ClientLoader.php

Unnecessary reflection check for interface implementation assertion
Update WorkerLoader.php

Unnecessary reflection check for interface implementation assertion
Merge pull request #1 from ulabox/issue_3792

Issue #3792 Removing unnecessary interface checking with reflection, using a native php function instead
Replacing deprecated split for explode
added a complete method in the default GearmanClient
Merge pull request #2 from ivannis/master

Added a complete method in the default GearmanClient
Gearman bundle updated for terminal via only events, needed for better performance on the related issues
Gearman bundle updated for terminal via only events, needed for better performance on the related issues