Restore search from splash page

Fixes #99
Change logo from Javascript-based to HTML link
Add Travis configuration
Merge pull request #102 from backspace/integrate-travis-ci

Add Travis configuration
Merge pull request #101 from backspace/directly-link-logo

Change logo from Javascript-based to HTML link
Merge pull request #100 from backspace/restore-search

Restore search from splash page
added i18n for splash text
Hide location icon on splash, restore spinner when loading

This also fixes a hierarchy problem where an extra div was being closed in _navigation, which puts all the content of the splash page in its proper conatiner.
Remove unused i18n key
Merge pull request #105 from backspace/remove-unused-i18n-key

Remove unused i18n key
Merge pull request #104 from backspace/restore-location-spinner

Hide location icon on splash, restore spinner when loading
Add Cucumber gems
Add Cucumber setup
Add selenium-webdriver for Javascript support
Add text search feature
Switch to Poltergeist for headless testing
Add Cucumber to Travis build
Remove Cucumber from Travis config, already covered by Rake
Add location search feature
Add restroom submission feature