Recreating file structure
Refactoring expressions page
Moving api methods to a separate file
Refactoring motors page
Refactoring animations page
Refactoring interaction and naming
Removing obsolete code
Refactoring file structure
Fixing header to the top of the page
Limiting call rate for point head message
Fix: calling play animation only once
Fix url method
Dmitry renamed to Arthur
Fritz motor limits
Merge remote-tracking branch 'origin/develop' into fritz-rebased

Conflicts:
	public/js/common-ui.js
	public/js/pages/motors.js
	public/js/robo-interface.js
Connect crosshair widget and motor sliders to Fritz