Add licensing/documentation information to main.ly entry file.
treebfac7e21cc087797439a777c1c944521eee50477
drwxr-xr-x - bin
drwxr-xr-x - etc
drwxr-xr-x - lib
-rw-r--r-- 2020 main.ly
drwxr-xr-x - out
drwxr-xr-x - scores
drwxr-xr-x - share