frescobaldi-devel: make application bundle
frescobaldi-devel: recognize system language

see issue #171 in wbsoft/frescobaldi
frescobaldi-devel: explicitly set menu roles
frescobaldi-devel: revision bump
Revert commit 3d3ef9ca81756b1d78cb8c9c35bed11d271dc1aa

frescobaldi-devel: recognize system language
frescobaldi-devel: revision bump
frescobaldi-devel: add locale subdirectories in the application bundle

These directories help with the translation of some system windows.
frescobaldi-devel: patches to correctly recognize system language
frescobaldi-devel: revision bump
frescobaldi-devel: patch to correctly recognize LilyPond default path
frescobaldi-devel: revision bump
README.md: upgrade installation instruction; announce app bundle
README.md: small correction
Merge branch 'frescobaldi-app-bundle'
frescobaldi-devel: upgrade to 20130904