Updated mongoose version
Updated geojson module version
Updated moment module version
Updated validator module version
Rolled back to validator version 1.2.1
Updated validator and underscore
Updated express
Revert 41b2905..a2fced6

This rolls back to commit 41b29057547aa2445b4cf7387c4aeba8bf055aa0.
Merge pull request #2 from ketilmo/dependency-update

Dependency update