Samba Godschynski updates Werckmeister to v0.1.57

Samba Godschynski has updated Werckmeister, the open source MIDI compiler, to version 0.1.57.

New Features:

• Volume fade in/out
• Define own note symbols (e.g. for drum notation)
• Supporting more than one accompaniment track
• Specify the MIDI device setup in a separate file.

Bugfixes:

• Crash if a device config was missing.
• The note b''''' generates an invalid MIDI sequence.