added a simple help layer to the app (jquery joyride)
Merge branch 'feature/printerdriver' of https://github.com/Doodle3D/doodle3d-client into feature/printerdriver

# By Wouter R
# Via Wouter R
* 'feature/printerdriver' of https://github.com/Doodle3D/doodle3d-client:
  Re-added two css files which were accidentally untracked.
  Untrack and ignore derived files in www/js and www/css directories.
  Change references to minified stylesheets.
  Add openwrt package Makefile. Add short description of steps to build css and js files.
  Fix permissions.

Conflicts:
	www/css/styles.css
	www/css/styles.min.css
	www/index.html
	www/js/doodle3d-client.js
	www/js/doodle3d-client.min.js
lot of new files (will weed out later, some are probably not going to be used by us)