Implement pure Leaflet library usage
Unlock level 4a for the commander id
Fix map zoom on launch a weapon
Remove attributionControl from the map
Remove _.values() from LeafletMap directive
Minor change
introduce display of signal strength
Merge branch 'master'

Conflicts:
	www/js/game/controllers/simulator/simulator.js
correct the unused dependenciees - they were preventing the app from starting.
Merge pull request #34 from IanMayo/features/eugene/pure-leaflet

Features/eugene/pure leaflet
Merge pull request #35 from IanMayo/features/ian/signal_strength

introduce display of signal strength
Merge branch 'master' into feature/alex/responsive-game-view

Conflicts:
	www/js/game/directives/spatialView/spatialView.tpl.html