v2.0.12b

• Add option to center form on page
• Improve 6th, 7th and 8th layout classes for smaller screens
• Remove in-place-editing from the field keys on the form builder page
• Add 'frm_after_update_field_name' hook for changing a field name during editing
• Update Bootstrap multiselect to v0.9.13
• Fix: Prevent loading icon from being huge in some themes
• Fix: When the jQuery UI css is loaded by another plugin on the form builder page, the required icon looked the same whether required or not. This styling conflict is resolved.
• Fix: Make sure the form description size can be changed in the styling settings.