Sometimes you need to invert boolean field so you need to use 0 as a checked_value
remove deprecated :error_class option
remove deprecated :hint_class option
remove deprecated :find_options option
remove deprecated :value option
remove deprecated :group_by and :group_label options
the Hash we send to scoped() and where() are strucutred differently
Merge branch 'master' into remove-deprecated-options-for-3-0
basic patch and spec for #992
stub out the conditional method on the post
beef up specs for all known cases
render label on checkbox hidden_fields: true
Rails eager_load guarantees classes are loaded

Rails cache_classes config doesn't, but probably older Rails' have no eager_load config.
Add support for :as => :color to input fields.

This is straightforward for Rails 4, but for Rails 3 we have to patch
a color_field helper in to ActionView as it was only introduced in Rails 4.
Fix country_input to recommend good gem

This fixes the lack of sync betw. README and actual behavior
Fixes https://github.com/justinfrench/formtastic/issues/1048
Currently README requires one gem, but actual exception recommends another
Don’t render an ID if wrapper_html[:id] is nil.
Merge pull request #1054 from marnen/remove-id-if-nil

Don’t render an `id`attribute on the wrapper if it's been deliberately set to nil.
Merge pull request #1049 from ktaragorn/patch-1

Fix country_input to recommend good gem
Merge pull request #1037 from elia/patch-1

Rails eager_load guarantees classes are loaded
Merge pull request #1036 from dmitry/display_label_on_check_box_hidden_fields

Render label on checkbox hidden_fields: true