Fixes #277
this has to be present for varnish to work
Merge pull request #280 from NICTA/varnish-status-file

status.php necessary for varnish to work
Merge pull request #278 from NICTA/start_extent

Fixes #277
Pick terrain instead of the ellipsoid.

Fixes #279.
Merge pull request #281 from NICTA/pickTerrain

Pick terrain instead of the ellipsoid.
Fix GeoJSON loading.
Fix GeoJSON loading, and more.

And more:
- Support GeoJSON with a CRS of type 'name' instead of type 'EPSG'.
- Treat EPSG:4283 as equivalent to 4326.
- Use Cesium's new styling for the feature info panel (different style for
alternating rows).
Handle SA GeoJSON with mysterious extra envelope around it.
Merge pull request #283 from NICTA/geojson

Fix GeoJSON loading, and more.
Update to Cesium 1.0 (plus the kml branch and our own tweaks).
Add support for EPSG:3107.
Merge pull request #284 from NICTA/cesium1dot0

Update to Cesium 1.0 (plus the kml branch and our own tweaks).
Merge pull request #285 from NICTA/epsg3107

Add support for EPSG:3107
Merge branch 'master' of https://github.com/NICTA/nationalmap into region_wms
raster version of region stuff