Add legacy staff group type handlers for compatibility with v0.02
treed97b299243725aa17ed3c688970986e551c1a1aa
-rw-r--r-- 106 .gitignore
drwxr-xr-x - Documentation
-rw-r--r-- 51557 orchestrallily.ly
-rw-r--r-- 340 settings_fullscore.ly
-rw-r--r-- 3305 settings_global.ly
-rw-r--r-- 785 settings_instrument.ly
-rw-r--r-- 552 settings_vocalvoice.ly
drwxr-xr-x - testsuite