Allow sort by a field, and not use in search.
Accepts sort column only if it's a ransortable_attribute.

accepts sort column only if it's a ransortable_attribute.
Only ransackable_attributes are valid for search. Fix spec and add one
to test search valid attributes. Remove unused formatter from schema.rb.
Add auth_object support to attribute & sort nodes when call
ransackable_attributes or ransortable_attributes.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	spec/ransack/adapters/active_record/base_spec.rb
Fix mysql tests. Move sort, search & admin fields from ransacker to DB.
Penderize annoying mysql-only failing test
Fixing TravisCI link properly
Merge pull request #314 from GeekOnCoffee/patch-1

Fixing TravisCI link properly
change collating sequence to fix mysql search issue.
Merge remote-tracking branch 'upstream/master'
run backslash test
Fix mysql issue on Rails 3.0
Fix issue where trying to add a polymorphic field in search form resulted in NameError

Fixes #159
Fixes #313
Merge remote-tracking branch 'upstream/master'

Conflicts:
	spec/spec_helper.rb
Merge pull request #294 from Alejandro963/master

Fix bug using separate white lists (search & sort)
Update README to reference "activerecord-hackery"

and describe the “rails-4” branch.
Refactor form_builder
Refactor form_builder further
Refactor form_builder a bit more and

replace “template_collection” method name with the more apt
“template_collection_select”