Print out Hubs version in console

Remove reverse-z entities

Be parsimonious with personal space entities

Fix regex tests in VR capabilities checks

Remove moment as a dependency

Don't take all of lodash as a runtime dependency

Don't use redundant device detection packages

We already use the A-Frame utilities for this elsewhere, anyway.

Bump naf-janus-adapter

correctly

needs lots of cleanup

for other reasons, but the original reason it was added seems to be
resovled, so removing it