add robot_base_mixer module

- holonomic base mixing functions
robot base holonomic mixer add comments for constants
correct error in formula, use radians for angle

seems to work correctly with simple tests
define type for timestamp
Merge branch 'new-robot-base-mixer'
move DC_PWM_MAX_VALUE definition from c to header file
missing header
holonomic base mixer correct dimensions
augment max pid filter size
added a factor of 46.2/42 to the wheel radius
nastya holonomic base measured dimensions
change x to fwd
change coordinate system
new parameter module
nastya robot base calibrated constants
nastya new calibration, add parameter to param server
started trace module
trace_over_ip working on unix
include cleanup
remove debug output