Changed the path finding strategy

The path finding strategy was changed in order to function in the small version of the maze.
Minor temporary changes in main.cpp that block the robot from moving in order to read RFID card codes.
RFID sensor still introducing problems.
Commented/removed debug messages.
	modified:   AI/bin/cards.txt
	modified:   AI/bin/cards1.txt
	modified:   AI/bin/cards2.txt
	modified:   AI/include/PacDotRep.h
	modified:   AI/src/BrianParser.cpp
	modified:   AI/src/PacDotRep.cpp
	modified:   AI/src/Sensors.cpp
	modified:   AI/src/main.cpp