Refactor Output Code to use Session Timeline Data

[vizzie]

If output is set to Clock, parameters are:

• PPQN, any arbitrary non-zero, non-negative int
• Clock type: short pulse, square wave
• Invert output: boolean

If output is set to Reset, parameters are:

• Loop Size, any arbitrary non-zero, non-negative int
• Mode: short pulse, square wave, HIGH while playing
• Invert output: boolean