[automerger skipped] Merge "Explicitly track incompatibilities with previous API versions" into qt-dev am: 8a7db027c1 am: 7feb4a1b29
am: 5e4abaf8f3 -s ours
am skip reason: change_id I3d9e78357f4d91b702d321eb1ce1e71bb90e478b with SHA1 6c5e17e3bf is in history

Change-Id: I6fac095d42ca664e607005dfe30c3864cbf814d9