[XB] Custom Field Groups: Organize Fields Across XenForo & Add-ons 1.2.2

• Fixed custom field grouping on brand pages in newer RMS versions
• Fixed fields from different groups becoming intermixed in add and edit forms across supported integrations
• Form fields now follow group order within each native position, with independent field ordering inside each group

• Added optional CSS classes for individual public field groups
• Added a Sort groups button to move custom fields between groups and reorder them by dragging
• Added style properties to customize stacked field groups and grid cards
• Added a style setting to display public field groups in two column cards
• Added optional Font Awesome icons to group headings, with an icon picker in the group settings
• Now requires [XB] Core Library 1.0.2 or later