Reduce number of LED Writes to remove flicker for Inco meter
Optimize writes so that only a single displayWrite occurs per number or array update.
Add expander geometry for Abort, Capcom, C&WS, ES
Add LED geometry for master alarm and abort
Update SwitchExpander to completely ignore unused pins
Change unused character check from 'U' to '-' so I don't accidentally use it for a real switch
Replace current class structure with ExpanderCollection
Setup code so that light and switch for Arm Abort covered switch work
Enable Arm Abort
Enable PTT
Enable basic event sequence for ES1 and ES2
Merge branch 'master' of https://github.com/gberezman/missioncontrol
Enable ES3 through ES6
Move expander driven LED into it's own class and collection implementation.
Enable control of ArmAbort LED via pi
Add Lamp test
Add caution and warning for Cryo meters
Change rules so that low pressure warnings are less frequent
Rewire caution warning to be Expander driven so the flashing LED works
Merge branch 'master' of https://github.com/gberezman/missioncontrol