I just posted a new firmware version which adds support for custom inputs names. The custom inputs name can be chosen from a predefined names list. Feel free to suggest other names to be added to the list. The list at the moment is as follows:
Kick
HiHat
Snare1
Snare2
Ride1
Ride2
Crash1
Crash2
Tom1
Tom2
Tom3
Tom4
Tom5
Tom6
Chinese1
Chinese2
Tambrn1
Tambrn2
Cowbell1
Cowbell2
Bongo1
Bongo2
Conga1
Conga2
Conga3
Timbale1
Timbale2
Agogo1
Agogo2
Claves1
Claves2
Wood1
Wood2
Cuica1
Cuica2
Triangl1
Triangl2
Bass1
Bass2
Sizzle1
Sizzle2
Splash1
Splash2
Swish1
Swish2
Clash1
Clash2
Chenda1
Chenda2
Tenor1
Tenor2
Timpani1
Timpani2
Timpani3
Timpani4