Updated ecasound(1) docs related to MIDI MMC usage.
Updated ecasound(1) docs related to MIDI MMC usage.

jeremysalwen/Ecasound-LV2,jeremysalwen/Ecasound-LV2,jeremysalwen/Ecasound-LV2,jeremysalwen/Ecasound-LV2,jeremysalwen/Ecasound-LV2