[Trunk] Misleading paste of tuplets
1. Open attached score.
2. Drag-select all of the tuplets.
4. Drag-select one of the tuplets.
6. Select a rest.
Expected result: Nothing pastes.
Actual result: The entire tuplet that was previously copied is pasted.
Using MuseScore 2.0 Nightly Build (5446) - Mac 10.6.8.