leaflet maxzoom extended
reverting viewport margin
spaces
removing Simplified layer

adapting zoom scale
cleaning up vars
removing max_zoom dependency
Merge branch 'master' into sketch-patch

Conflicts:
	build/config.js
	dist/OSMBuildings-Leaflet.debug.js
	dist/OSMBuildings-Leaflet.js
	dist/OSMBuildings-Leaflet.js.gz
	dist/OSMBuildings-OpenLayers.debug.js
	dist/OSMBuildings-OpenLayers.js
	dist/OSMBuildings-OpenLayers.js.gz
	src/shortcuts.js