added lift button functionalities

these buttons should be used mostly for testing purposes right now but can be changed later for competition functionality if necessary

Author: lhmcgann

docs/controllers.txt

@@ -2,9 +2,9 @@
 	buttons
 		1	slow forward-backward movement in arcade, or all movement in tank
 		2	toggle drive type (arcade/tank) [ShiftDriveType]
-		3
-		4
-		5
+		3	move lift up w/ incremental PID [MoveLiftWithPID...true]
+		4	move lift down w/ incremental PID [MoveLiftWithPID...false]
+		5	use to test PID, targ height changed in SD [LiftToPosition]
 		6
 		7	move with PID by inches from SmartDashboard "Move Targ" [PIDMove]
 		8	turn with PID by degrees from SmartDashboard "Turn Targ" [PIDTurn]
@@ -26,8 +26,8 @@
 		7
 		8	update the PIDController constants with SmartDashboard values [UpdatePIDConstants]
 		9	set the left and right encoder distance per pulse with SmartDashboard values [SetDistancePerPulse]
-		10	
-		11	
+		10	move lift up while held at very slow speed [MoveLift...true]
+		11	move lift down while held at very slow speed [MoveLift...false]
 	axes
 		0	X axis	arcade turn (if default)
 		1	Y axis	tank right, if NOT default: arcade forward