New encoder stuff
more stuff
chck stuff
merge
Merge 192.168.1.222:~/robocart_ws/src/robo_cart

Conflicts:
	cart_sensors/src/encoder.cpp
merge
More changes
encoder working
merge
Merge 192.168.1.151:~/ros_catkin_ws/src/robo_cart

Conflicts:
	cart_sensors/src/encoder.cpp
New publisher
updated for throttle and brake