Make project left-side menu titles consistent

The left-side menus of project dashboard looks inconsistent:
some panel names have "Manage" and some do not.
This commit removes "Manage" from the titles.

Change-Id: I822d2fa483dd9f732e2ba805732e2f4bdf3225af
Closes-Bug: #1289538
Merge "Make project left-side menu titles consistent"