Adding mappings for both left/right hands, added null pointer checks and some log messages.
Adding mappings for both left/right hands, added null pointer checks and some log messages.

MyRobotLab/myrobotlab,MyRobotLab/myrobotlab,lanchun/myrobotlab,lanchun/myrobotlab,MyRobotLab/myrobotlab,MyRobotLab/myrobotlab,MyRobotLab/myrobotlab,robojukie/myrobotlab,robojukie/myrobotlab,robojukie/myrobotlab,MyRobotLab/myrobotlab,lanchun/myrobotlab,MyRobotLab/myrobotlab