move where_values_hash patch to method in Relation class that inherits
from ActiveRecord::Relation, fixes #288.
only run where_values_hash test in Rails >= 3.2.1.
move create_row_test to test directory.
fix failing test in ruby 1.8.7.
use FriendlyId pattern for overriding relation method in order to avoid conflict, should solve issue in #288.
return abstract class from relation_class, for compatibility with friendly_id.
give abstract class a name.
remove :null => false condition on reference to parent model in translation table migration to fix refinery/refinerycms#2450
Merge pull request #296 from globalize/fix_refinery_db_seed

remove :null => false condition
bump version.
clonned -> cloned.
add inverse_of option to translations as suggested in refinery/refinerycms#2450.
Merge pull request #297 from globalize/translations_inverse_of

Add inverse_of to translations association