Rename Gemfiles
Test against Rails 4.1 & 4.2
Connect with a symbol, avoid the warning
Make assertions on table more explicit
Replace alias_method_chain with prepend on Migration directly
Remove all get_many_uids related methods

Deleted methods

 - ActiveRecord::Base.with_reserved_global_uids
 - ActiveRecord::Base.get_reserved_global_uid
 - GlobalUid::Base.get_many_uids_for_class
Merge pull request #22 from zendesk/bquorning/rails-4.1

Compatibility with Rails 4.1 & 4.2