Merge pull request #196 from rchekaluk/master

Add notify_source hidden field to splash page.
Update omniauth-facebook for security fix
Update rails to 3.2.15
Change rubygems to http to avoid cert issue

Temporary until cert issues on app server are dealt with in
opengovernment/ops/issues/73.
Revert switch to http for rubygems

See opengovernment/ops#73
Add new officials models
Add google_civic_info gem from github fork
Oops. Missed a couple specs for officials models.
Add cached_officials from google civic info api
Adjust city code to handle multi word cities
Add google civic info api to new questions UI
Update simple_form for security fix
Take out rspec-rerun

It seems to fail as frequently as without it. Not buying us anything.
Add faq copy

Needs styling still.

Supports #41
Fix test GOOGLE_API_KEY needed for valid client
Update rails to 3.2.16 for security fix
Specify correct layout when validation fails

Add flash message and handling to layout.

Closes #59
Add validation for street, city on questions/new

Closes #198
Downgrade nokogiri in production to 1.5.0

Supports opengovernment/ops#78
Updating to nokogiri 1.5.10

See opengovernment/ops#78