Fixing readPanel().
Removing old readPanel() implementation, already commented.
* applyAutoMode(): Added release pressure stage.
Removing shakeThesand().
Setting default values for timesArray to 0.
* Commented revertDigitalSignal()
* Reimplemented updateLeds().
Replaced HIGH/LOW values with the proper constants.
Replacing HIGH/LOW values in moveCylinderDuring().
Added debug_mode support to auto-mode case 2 and moveCylinder.