Fix for Issue #106. Added hidden field for collection_check_boxes
Update README.md

Adding "Select Classes" doc container. I got a headache to deal with `f.select` + the `label` field of `rails-bootstrap-forms` + my own classes. Then, I wondered this improvement could be useful for others.
separate bootstrap_form_test.rb into several files

checkbox_test: test relative to checkbox
fields_test: test about generalize response fields
radio_button_test: test relative to radio button
selects_test: test relative to *_select
other_components:
test relative to other components, currently include submit and static-
control

form_test: test about alert, error, help message, and form
form_group_test: test with form_group,
    include those customize form_group or display message in form_group
Merge pull request #141 from spacewander/master

separate bootstrap_form_test.rb into several files
add role attribute for form element

add [role attribute][1] for `form` element,
to save users from writing `:role => 'form'`.

[1]: http://stackoverflow.com/questions/21922305/how-does-role-form-
help-accessibility
Merge pull request #142 from spacewander/master

add role attribute for form element
Merge pull request #127 from chiefGui/master

Update README.md
Update README.md
Update CHANGELOG.md
minor test cleanup
Merge branch 'master' of git://github.com/burnt43/rails-bootstrap-forms into burnt43-master
Merge branch 'burnt43-master'
Fixing texts for PR #116
updating CHANGELOG
Use #underscore, not #downcase for help text scope
Support both #downcase and #underscore for help text's I18n scope