Learn remote

Attempt to explain what learned remote controls should do

1 - Play 2 - Pause 3 - Stop 4 - Rew (4x speed) 5 - FF (4x speed) 6 - Chapter Back, or if there are no chapters go to beginning of the file 7 - Chapter Forward, or if there are no chapters next track, if there is no next track input is ignored 8 - skip Back (predefined setting in MrMC for Skip Steps) 9 - skip Forward (predefined setting in MrMC for Skip Steps)