Add status tracking
Make state change log event times
Style fixes
Add sent telnet commands to state store
Fix web issues

extname returns a leading dot, and we weren't testing for file
existence.
Better RadioRA2 events
Extract denon data

Spit current state into state changes, fix parsing.
Improve Cambridge
Update home controller
Bluetooth proximity and door unlocking example
Tidy examples
Fix some idiocy

(but it's still bonkers)
Add PS3 to Cambridge example
Some BTProx fixes

forkpty can still sometimes fail, taking everything down.
Better BTProximity

Use Gatttool (which is what Noble does anyway).
Merge master into Route2