road trip updates

- activity modify api: forgot to send success (doh!)
- insteon robustness when no gateway present
- twitter make use of new twit library
- minor whitespace cleanup
Merge pull request #227 from torkelsson/telldus-wind-and-rain

Add wind and rain to telldus live.
fix previous commit

...due to bad information from mtr!
rainRate is mm/h (not mm)
sometimes insteon driver returns an "undefined" link entry

fix for https://github.com/TheThingSystem/steward/issues/228
redux using single-quotes
twitter and google-map icon
oops … change twitter to house
normalize name for place-home
set telldus dimmer level properly
add place-vehicle icon
move place-vehicle.png to TheThingSystem.github.io repo
update CHANGELOG
address issue #229

https://github.com/TheThingSystem/steward/issues/229
fine-tuning event firing algorithm
fix timeout calculation when subscription fails for UPnP audio
Merge pull request #232 from mrose17/master

fix timeout calculation when subscription fails for UPnP audio
Update CHANGELOG.md
Input parameter validation
Merge pull request #235 from siburny/master

Input parameter validation