Removed unused "milestone owner" code from the milestone view template.

The "milestone owner" code can be re-added if //owner// is added ot the milestone model. The code currently renders //Assigned to ${milestone.name}//, which needs to be changed to //Assigned to ${milestone.owner}//. Refs #93.

git-svn-id: https://svn.apache.org/repos/asf/bloodhound/trunk@1511592 13f79535-47bb-0310-9956-ffa450edef68