Merge pull request #2 from briff/master

MuseScore 1.3 version by Bertalan Fodor, raw version
Bertalan Fodor's version - add second pdf and a note in README about hiding rests.
Ading Mozart engraving files
Merge pull request #3 from MozartSoftware/master

Ading Mozart engraving files
rename Mozart folder to include David's name
reorganize README
README: add page layout and specific challenges
Update README.md
README update links
Mozart: move notes to separate file
Sibelius 7: move notes to separate file
add Dave's addendum about final barline
Syntax and major changes

Herein adherence changes to the main branch, with respect to a further
file change and re-organization.
Merge pull request #4 from joshdnichols/master

Josh's Finale version update
Usable quality
Usable quality
Usable quality
Usable quality