John Barleycorn: convert-ly 2.8.3 to 2.18.0
John Barleycorn: adjust manual override spacing
John Barleycorn: page layout vertical spacing
John Barleycorn: indentation and code formatting
John Barleycorn: adjust tempo for midi
John Barleycorn: remove, rename, relocate files
John Barleycorn: edit mutopiainstrument
John Barleycorn: add license
Merge branch 'barley' of https://github.com/PaulMorris/The-Mutopia-Project
Update Mutopia footer