Added Instagram Functional Tests

  - Also Added helper for the check url test
Adding Google Auth Factories

  - You will have to update the auth token because it expires
Google Auth Unit Testing and VCR Cassettes
Google Auth Functional Testing
Adding 100 years to the google auth factory.

    - Prevents VCR from refetching the oauth token
Merge branch 'google_testing'

Conflicts:
	test/functional/authorizations_controller_test.rb