Better debug panel key descriptions.

git-svn-id: https://www.libavg.de/svn/trunk/libavg@9286 44470bb9-56e9-0310-a0f8-c586564d3dc6
Clarified MainDiv.onInit/onStartup documentation.

git-svn-id: https://www.libavg.de/svn/trunk/libavg@9287 44470bb9-56e9-0310-a0f8-c586564d3dc6