Removed body.active_admin encapsulation for global-reset.
Removed body.active_admin encapsulation for other active admin styles..
refactor: let `pluck` be easily testable
bugfix: always reorder when plucking a column

This is necessary to prevent PostgreSQL from erroring out when the SQL
SELECT query doesn't include the DB attributes specified in the ORDER
clause.

The added benefit is that any dropdowns created by this are
automatically ordered alphabetically!
make generated files singular instead of plural

Closes #2249
remove unnecessary backslashes in tests
update form builder to only use return val if it's a string

This closes #2192 by updating the fix for #887 to simply drop any
return value that isn't a string.
Merge 'unencapsulate-css-global-reset' of github.com/tinynumbers/active_admin

Conflicts:
	app/assets/stylesheets/active_admin/_base.css.scss
	lib/generators/active_admin/assets/templates/3.1/active_admin.css.scss
Default `rake` to `rake test`

The previous default was `rake parallel_tests`.

Parallel are awesome, but are failing on master right now (could be setup related, I don't know).

In any case, I'm not against parallel_tests, I'm just proposing that they not be the default.
update .gitignore with new RVM file names
Fix mass-assignment error caused by Devise 3.0.0

See plataformatec/devise#2515 for more information
update Travis to test Rails 3.2.14