1.&edit - edit mode = set initial location and azimuth on the leaflet map 2. &experimental - experimental mode

# Conflicts:
#   index.html
#   js/ui_init.js
#   js/x3dom_init.js
#   test.html

remove trailing spaces

See merge request !2

# Conflicts:
#   js/x3dom_init.js

Revert to getScript() for x3dom-full.debug.js (fix missing info-wrapper after clearing cache (..) but breaks minification - use 'gulp' instead of 'gulp prod')

- remove backquotes incompatibles with minification

- remove backquotes incompatible with minification
- load x3dom-full from html instead (to allow minification)

- add tags for usemin and wiredep
- load css before js
- add js/x3dom/x3dom-full.debug.js to test.html