A description for the Work Item Definition is not displayed on the UI

+++ This bug was initially created as a clone of Bug #1139107 +++

Description of problem:
A description for the Work Item Definition is no displayed on the web and the eclipse BPMS designer.

Version-Release number of selected component (if applicable):
JBPM 6.0.2
JBDS 7.1.1

How reproducible:
Create a work item definition with description.

Steps to Reproduce:
1. Create the following work item definition:

---------
import org.drools.core.process.core.datatype.impl.type.StringDataType;
[
// the Notification work item
[
"name" : "Notifications",
"parameters" : [
"Message" : new StringDataType(),
"From" : new StringDataType(),
"To" : new StringDataType(),
"Priority" : new StringDataType(),
],
"displayName" : "Notification",
"icon" : "icons/notification.gif",
"description" : "This is sample description"
]
]
---------

2. Check the Pallet in the web or the eclipse BPMS designer.

Actual results:
When the work item icon is focused by the mouse, the description for the work item does not be popped up.

Expected results:
When the work item icon is focused by the mouse, the description for the work item is popped up.

Additional info:

— Additional comment from JBoss Product and Program Management on 2014-09-08 07:40:06 CEST —

Since this issue was entered in Red Hat Bugzilla, the release flag has been
set to ? to ensure that it is properly evaluated for this release.