if a song had no annotation, we saw a crash
initial version of a song manage

pretty uncool yet
- manual song id
- ugly ui
- …

but it works
Refined measure start
Refined default voices
Merge commit '8e4288abb5951d007a6f2495ccbb512cbd27f817' into glyph-for-rest

* commit '8e4288abb5951d007a6f2495ccbb512cbd27f817':
  if a song had no annotation, we saw a crash
updated musical.min.js to https://github.com/PencilCode/musical.js/commit/bfc1c0c
Now we have glyphs for rests at least in the raphael preview
Now we have glyphs also in pdf
Merge branch 'song-manager' into glyph-for-rest

* song-manager:
  initial version of a song manage
improved error messages in song manager
new song now has a template
Merge branch 'song-manager' into glyph-for-rest

* song-manager:
  improved error messages in song manager new song now has a template

Conflicts:
	.idea/workspace.xml
initial step for playing from the harp note model
also highlights partially while playing
Now also the tune does a multiple selection
Now follow Q: directive while playing
Now can stop playing

updated abcjs to https://github.com/bwl21/abcjs/commit/7ecd2cdcc422392f6a8bf225a96327206b5b0ccf which is based on https://github.com/paulrosen/abcjs/commit/ef31061c8f6b6a1dca065b533ae44c9903f060e9

Still problems with too many selectionChanged events form the editor
suppress selection in editor while playing a song

improved parser messages