[ADF-4127] ProcessServicesCloud - add claim/unclaim directive (#4464)

* [ADF-4127] ProessServicesCloud - claim task directive

* [ADF-4127] - fix doc

* [ADF-4127] - revert docs changes

* [ADF-4127] - revert doc changes

* [ADF-4127] - fix doc and reset sourceLinker.js

* [ADF-4127] - refractor task-cloud.service. add validation for claim/unclaim and fix unit tests

* [ADF-4127] - fix docs files

* [ADF-4127[ - add aditional complete task validation

* [ADF-4127] - PR changes

* [ADF-4127] - complete docs file

* [ADF-4127] - more PR changes

* [ADF-4127] - change Unclaim task name and wait for task to be claimed and unclaimed before emit the success event

* [ADF-4127] - fix unit tests

lib/process-services/i18n/en.json

@@ -73,7 +73,7 @@
       "BUTTON": {
         "COMPLETE": "Complete",
         "CLAIM": "Claim",
-        "UNCLAIM": "Requeue",
+        "UNCLAIM": "Release",
         "DRAG-ATTACHMENT": "Drop files to upload",
         "UPLOAD-ATTACHMENT": "Upload Attachment"
       },