Change parameter from ExplorationComputer and RobotMonitorModel
Edit the robot's initial location
Finish all corner exploration
Finish Testing
Add SingleCycleExplorationComputer
Change the parameter
Use the SingleCycleExplorationComputer to explore the maze
Add the recoverage capability for the robot
Add the function to adjust the robot's orientation before travelling
Add the roaming method
Add on the key control over Robot for debugging
Add on the function to set the cell state in the arena
Probably the last commit for MDP project. Hope that every thing is fine
for tmr's last demo. So grateful to Xu Chong, Wei Ling and Jia Kiang,
without their efforts, we can never reach this far.