rip out pause code from viki as it is now in panel
add button_pause to button mask
Merge pull request #200 from wolfmanjm/upstreamedge

Upstreamedge
Merge remote-tracking branch 'upstream/edge' into working
Fix potential race condition in panel startup
Merge remote-tracking branch 'upstream/edge' into working
add Panelolu2 (which is virtually identical to viki)
add Panelolu2 (which is virtually identical to viki)
Merge pull request #201 from wolfmanjm/upstreamedge

add Panelolu2 (which is virtually identical to viki)
Merge remote-tracking branch 'upstream/edge' into working
Add new panel examples
moving StepperMotor.h to actuators/
Stepticker now inherits Actuator
forgot Actuator.h
moving all modules to use Actuator instead of StepperMotor ( but still instantiate StepperMotor )
adding virtuals to Actuator
Add hack to detect i2c timeout, and reset Viki LCD when detected
Add hack to detect i2c timeout, and reset Viki LCD when detected
revert to pre-actuator state
Merge remote-tracking branch 'upstream/stable-edge' into edge