Updates Gemfile to use latest version of Rails3
Merge pull request #8 from 18F/feature/update_rails3

Updates Gemfile to use latest version of Rails3
A bunch of cleanup

- Clarifying some logic
- Whitespace and comment removal
- Gracefully failing when nil objects are passed to views
- Add route name for future test help
Integration tests for viewing articles
A little bit of better formatting
Merge branch 'small-fixes-and-tests'
[fixes #19 & #22] Downgrade bourbon

Downgrade bourbon for compatibility with active-admin/sass 3.0.
Fixed issue with guides

Guides were not displaying because of a missing ‘,’ in the meta tag
information in the guides view.

Also fixed and issue where the categories were not linking to the
correct article urls.
using vcr
Remove deprecated and unused test code

There were two depcrecated statements in the Guardfile (:cli and
:version).  I also removed some code that is not used in the
spec_helper.
Fix i18n deprecation warning

This fixes the depcrecation warning by setting the
enforce_available_locales value.  See http://stackoverflow.com/
questions/20361428/rails-i18n-validation-deprecation-warning
Merge pull request #18 from 18F/feature/remove_deprecated_and_unused_test_code

Remove deprecated and unused test code
Merge pull request #19 from 18F/feature/fix_i18n_deprecation_warning

Fix i18n deprecation warning
Merge pull request #11 from adelevie/feature/test_markdownifier

Integrate vcr + test markdownifier
Merge pull request #12 from 18F/feature/fix_scss_cache

[fixes #19 & #22] Downgrade bourbon
Some cleanup, plus updating factories for future tests
Initial tests for guides, small guide tweaks
Initial tests for article dashboard
Making Quick Answers easier to add/view plus tests
Using older version of nokogiri because running into errors