modified:   main_prog/controlMotor.ino
	new file:   main_prog/lMotor.ino
	new file:   main_prog/lMotorReverse.ino
	modified:   main_prog/main_prog.ino
	modified:   main_prog/parseCommand.ino
	modified:   main_prog/receiveCharacters.ino
	new file:   main_prog/rmotor.ino

Completely rewrote parser for easier modification, and forced all incoming letters to become upper case.
Also wrote basic movement commands and implemented error messages.