2.1.0

Moved GitHub repository from https://github.com/potenza/bootstrap_form
to https://github.com/bootstrap-ruby/bootstrap_form

Bugfixes:

• i18n fix for checkbox labels (@i10a)
• Wrapped date & time helpers inside control-specific css classes to prevent stacking
• control-label class was not being added unless the form was horizontal (@slave2zeros)
• selects & collection selects were dropping label options
• allow html content in check_box tag label (@desheikh)
• allow check_box label to be defined with a block
• omit form-control class from file_field (@mbrictson)
• Collection inputs honour checked attribute (@desheikh)
• Fixing label/input pairing for checkbox collections (@byped)
• Removing for attribute on radio button labels (@sigmike)

Features:

• The control_class can be overridden per field by passing in the
  :control_class option. Default value is "form-control".
• Make name optional in FormBuilder#submit (@adrpac)
• Added the FormBuilder#primary helper back in
• Added a FormBuilder#static_control helper
• Added support for radio_buttons_collection and check_boxes_collection
• Added a FormBuilder#error_summary helper method
• inline_errors can be turned off: bootstrap_form_for(obj, inline_errors: false)
  When inline errors are off, FormBuilder#alert_message contains the error summary.
  This can also be turned off with the option 'error_summary: false'
• Added support for: color_field, date_field, datetime_field, datetime_local_field,
  month_field, range_field, search_field (bootstrap-ruby#42), time_field, week_field
• Added ability to override the left/right classes for a particular control
  when using horizontal forms. (@baldwindavid)
• Added support for grouped_collection_select (@rzane)
• Added support of Rails 4 syntax for collection inputs (@desheikh)
• Renamed options :left to :label_col and :right to :control_col
• Renamed option :style to :layout (@baldwindavid)
• Added errors_on helper (@baldwindavid)
• Added per field layout option (@baldwindavid)
• Added support for bootstrap_form_tag (@baldwindavid)