Added a new helper method for getting a SQLBuilder
instance useful for custom queries
Added a helper method for getting the conventional
relation name for the current Model's table
Adding docs for the params
Fixing the Utils use statement for collision
Adding two new methods for getting the primary key
name and value
New method for getting the primary key name that's
been prefixed/qualified by the table's name
Merge pull request #5 from Rican7/feature/new-helper-methods

Feature - New helper methods
Two new methods for checking the equality of two
ActiveRecord model instances
Merge pull request #6 from Rican7/feature/model-equality

Feature - Model Equality