Origin/command line

Need the engine/origin/command_line_merge common/origin/AI pull requests.
-AutonomousObject: objects with AI module
-CommandLine: updatable object
. Functions of set (position and wander steering behavior), print, list-objects, create objects (just Autonomous objects so far).
-Changed the name of friction to drag coefficient.
-At each update the MovingObject reset the force is being applied.