Features
- Clothing Plugin Manager integration.
• Indicators to see which items are using Clothing Plugins.
• `is:cpm` filter to look for these items.
• Right click options to add/remove Clothing Plugin Manager to local items.
• Builder Browser tool that can fix up Clothing Manager issues before finalizing a package.

- Multiselect in item sections.
- Button to open Package Issues Resolver now shows up in sidebar when there are any package issues.
Fixes
- Packages getting disabled when their parent category was in Keep Enabled list.
- Enabling/disabling category was ignoring packages in subcategories.
- Various UI tweaks and fixes.