Load angular and leaflet.css from js/vendor
Pull service URLs into envConfig
Merge branch 'master' into fallback-master
Don't let the annotations load before the map
Load from tilesaw
Update fallback/crashpad with some new annotations
Tweak zooming: out and then in.

Something misfires when panning far away. It puts the marker at the
correct LatLng, but doesn't fully re-draw the tiles? It doesn't happen
when zooming in, only when panning across the image.
More time (500ms) between zooms