Added Layer model for wms.
Fix indentation url function.
Add Layer collection.
Add Layer model and collection to <scripts> part.
Add Layer View.
Fix layers views part.
WIP to add wms layers.

Layers are shown in the sidebar.
Merge branch 'master' into wms_layers

Conflicts:
	app/index.html
	app/scripts/lizard/lizard.map.js
	app/scripts/lizard/lizard.views.js
Fix merge conflicts again.
Merge of the master html file.
WMS layer list is now in #map.