Trunk: Merge r7120 from 0.11-stable
0.11-stable: Add test for not removing a priority. Fix discovered bug.
Trunk: Merge r7117 from 0.11-stable
Trunk: Merge r7115 from 0.11-stable
0.11-stable: Add version removal tests
Trunk: Merge r7113 from 0.11-stable
0.11-stable: Add test for default milestone
Trunk: Merge r7111 from 0.11-stable
0.11-stable: Add test for not removing milestones, and fix discovered bug.
Trunk: Merge r7110 from 0.11-stable