Cleaned up and streamlined Task/deployment calls, which were not clear
BZ-1058604 - Implement REST operation for cleaning all data displayed by Jbpm Dashboard
(cherry picked from commit 610e469f684aa2c898880482848aabb49ac240a7)
BZ-1065005, JBPM-4233 - Provide access to actual process variable via remote api
(cherry picked from commit 11e16ba0d2198921796b95fa188dc34559696dc9)