[static/comm] Small fixes, typo.
[monitoring_hmi] Draws previous positions and true trajectories.
[monitoring_hmi] Small fixes, typo
Conflicts:
	monitoring_hmi/gtk.c
[core/linux] Fixes millis() implementation.
[lpc_template] Adds some comment and corrects one compilation error.
[primary_robot/lpc_prop] Fixes div/0 error
[Xbee_API] Fixes status check, gave an error on success.
[comm] Adds some error check
Merge branch 'master' into laserDetection
Merge branch 'laserDetection' of https://github.com/ENAC-Robotique/Robots into laserDetection