Fixed that "Create and continue" buttons are broken by r9391 (#10675).
Additional test for TrackersController.
Additional tests for TimelogController.
Additional test for Tracker model.
Additional test for MyController.
Additional tests for CustomFieldsController.
Merged r9420 from trunk.
Merged r9419 from trunk.
Merged r9430 from trunk.
fix typo of German "text_account_destroy_confirmation" (#10693, #10664)