Merge pull request #1 from SocialCompass/master

Rails 4 support and gemspec fixes
Added a country to the geo data table
Added country to the attr_accessible list
Add install task to handle entire install process for the gem
Fix the path to the import file to be taken from gem location
Update readme file with the updated way of installing gem dependencies
Merge branch 'master' of https://github.com/belike81/locationer_gem
Add parsed Mexico.csv file to version controll
Converted Mexico.csv to UTF-8
Bump the version number
Update API to take country in to consideration when giving back results
Update readme with update api access examples
Add ability to use Locationer inside Rails App (without calling the API)
Bump the version number
Update the readme with a description of new way to use the gem.
Update CityFinder to always return an Array