* master: (21 commits)
Update for expressive.itely
update from Kurt.
Update from Carl.
Ignore lsr-unsafe.txt.
LSR: Update.
Remove @bullet in NR 1.8
Second half of Kurt's update.
First half of Kurt's update.
Update from Valentin.
Update from Valentin.
Update from Carl.
Correct documentation following fix to Issue 552
MusicXML: Fix major-minor, add power chord as noted by Carl Sorensen
Bump version.
Typo
New markup command snippets.
Update from Valentin.
Preventing LilyPond to delete PDF files on *nix systems
GDP: Move Useful concepts and properties to Changing defaults
Fix #313 (2).
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