setting up rails 4 in the Gemfile
adding Gemfile.rails3.2 to the travis-ci test matrix
defining a base query depending on Rails version
updating the travis ci test matrix to exclude Rails 4 tests from 1.9.2 as Rails 4 requires 1.9.3 and above
Updating the TODO on README
Fixing issue where database_cleaner for rails 4

May need to update this for every Gemfile.
Removing what type of class sort should return

This apparently is slightly different in Rails 4 then Rails 3. It returns an ActiveRecord::Relation::ActiveRecord_Relation_Quote instead of just ActiveRecord::Relation
bumping version for rails 4 version
removing the exclude failure from travis config file