Use #update_attributes as #update_attribute is deprecated
Merge pull request #20 from stevenharman/use_update_attributes

Use #update_attributes as #update_attribute is deprecated in Rails 3.2.x
Version Bump
add `attr_accessible` to prevent mass-assignment issue when assigning setting values under Rails 3.x
Merge pull request #22 from virtualstaticvoid/master

Mass-Assignment Error
0.0.11, better rvmrc, adds virtualstaticvoid to contributors
Whitespace
Rename Settings#all to Settings#all_settings

* In Rails 4+ there `where` method depends on ActiveRecord#all. Setler
  overrides the `all` method which causes issues with the where clause.
* The easiest fix is to break the Setler API why renaming this method.
Updates README re: api change
Make `attr_accessible` dependent on Rails version rather than respond_to
Add deprecation warning for #all in Rails 3
Adds truthiness (presence) check with `?`

This allows checking the presence of `Settings.foo` with
`Settings.foo?`.
Merge pull request #26 from brianstanwyck/master

Adds truthiness (presence) check with `?`
Merge pull request #25 from iamvery/rails4

WIP: Rails 4 compatibility
Adds Jay and Brian to contributors
Version bump