fix 1018244 was solved

Conflicts:
	jbpm-console-ng-human-tasks/jbpm-console-ng-human-tasks-client/src/main/java/org/jbpm/console/ng/ht/client/util/DataGridUtils.java
- merging constants issues
- adding undeploy confirmation dialog before undeploy
- adapting changes for 6.0.x branch