Adds indefinite article methods to String and Symbol so that you can do:
>> 'apple'.indefinite_article
=> 'an'
>> 'banana'.with_indefinite_article
=> 'a banana'
>> 'university'.indefinitize
=> 'a university'
$ gem install indefinite_article
@shanebdavis helped immensely with his contributions in #5. Inspiration and special cases drawn from @rigoneri's indefinite-article.js.
Copyright (c) 2010 Andy Rossmeissl. See LICENSE for details.