Merge pull request #364 from NICTA/fix340

Various fixes
Merge pull request #365 from NICTA/regionMapIndex

Region map indexing
Update Cesium to include forEachLoadedTile branch.
Merge pull request #368 from NICTA/issue358

Update Cesium to include forEachLoadedTile branch.
updated geofabric custodian
updated geofabric link
server health method
Merge branch 'master' of https://github.com/NICTA/nationalmap into bomCustodian
cleanup
Merge pull request #372 from NICTA/bomCustodian

Bom custodian
Merge branch 'master' of https://github.com/NICTA/nationalmap into leafletCsv