0.20: Roku, Last.fm, AWS, Twilio

Tons of new supported things in 0.20.

• Restarting now supported without forking (@jaharkes)
• Add purge days option to recorder component (@justyns, @infamy)
• Generic load_platform mechanism for entity components (@kellerza)
• Template: new relative_time function to render ie. 7 seconds ago (@robbiet480)
• Sensor: supervisord now supported (@happyleavesaoc)
• Docker: we should no longer get SSL errors with requests (@lwis)
• Media Player: Google Play Music Desktop Player now supported (@GreenTurtwig)
• Notify: Twilio SMS platform added (@robbiet480)
• Device Tracker: Asus WRT will now default to SSH (but telnet is still an option) (@froz)
• Support Nest Protect smoke alarms (@khabi)
• Configurator: allow supplying a link to the user (@mnestor)
• Media Player: Roku now supported (@bah2830)
• Sensor: Last.fm now supported (@darookee, @GreenTurtwig)
• Notify: Amazon Lambda, SNS, SQS now supported (@robbiet480)
• Light: allow human readable colors in turn_on command (@robbiet480)
• YAML: new include dir options !include_dir_merge_list and !include_dir_merge_named (@happyleavesaoc)
• Media Player: LG Netcast TVs now supported (@wokar)
• Media Player: Allow enqueuing media on Sonos (@shaftoe)
• Notify: Ecobee thermostats now supported (@nkgilley)
• Sensor: Mold indicator added (@xifle)
• Export to Logentries support added (@omgapuppy)
• Group more info dialog allows control of group domain if available (@fignuts)

Breaking changes

• Asus WRT will now default to SSH with Telnet being an option

device_tracker:
  platform: asuswrt
  protocol: telnet