Slow down forecast fetcher service to every 15m

We appear to be hitting our rate limit with forecast.io, so as an easy
fix we are just going to increase the time between scheduled jobs.
Bump ruby to 2.1.2.
Update README.
Pivotal Life tweeting works in a case insensitive way w.r.t hashtags. Completes [#79389984].
Bump Ruby version for Travis CI
Basic London dashboard
Adds London forecast stubbed request to fix forecast spec.
Adding London forecast JSON so stub will actually work...
Adds note about needing username/password from .env to log in.
Add Toronto to Pivotal life
- Start a widget for Toronto lunch places -- it'll be awesome
  - adds yelp
Add more lunch spots
++ Contributors
Add Toronto to Pivotal life
- Start a widget for Toronto lunch places -- it'll be awesome
  - adds yelp
Add more lunch spots
Added Meeting Rooms Dashboard + Widget
Updated to use ENV variables and Redesigned dashboard
misisng comma and sorted room selections alphabetically
Fixed for reoccurring events
fixed dropdown order
Merge branch 'add_toronto' of https://github.com/pivotal/pivotal-life into add_toronto

Conflicts:
	Gemfile
	Gemfile.lock
	dashboards/to.erb
	jobs/lunch_place.rb
	lib/forecast_fetcher.rb
	offices.yml
	to_lunchplaces.yml
	widgets/lunch_places/lunch_places.html
	widgets/lunch_places/lunch_places.scss