expose annotations of Segment to plugins
Bring Plugin save and load options and dialogs into line with score
saving and loading.
Correct plugin name default
fix #32866: score jumping issues
revert to old playback behavior for tall systems with >1 on page
Merge pull request #1415 from MarcSabatella/37676-score-jump

fix #32866: score jumping issues
fix #20122: Fix Windows XP regression with save, export, and file extension
Merge pull request #1275 from heuchi/heuchi-pluginAPIannotations

expose annotations of Segment to plugins
Merge pull request #1278 from MarkRS-UK/plugincreator

Plugincreator
do not connect signal to non existing slot in mscorePlugins