Stem and hook(flag of chord becomes sub-merged if note is moved upwards
S3 - Major
1. Open attached score (produced in 1.3).
2. Click on note.
3. 'Flip direction'.
4. Drag a note upwards.
Result: The stem and flag become sub-merged.
Using MuseScore 2.0 Nightly Build (1d79cc0) - Mac 10.7.5.