Current UI:
- Allow reordering of custom properties in ways that make the most sense to an artist
- Allow editing from the sidebar
- Decrease the space between properties
- Using an 'X' icon to delete
- User and edit icon instead of "Edit"
- Better location of icons
- Group properties by the selected object/bone (see image)
- Add a drop-down to select the data type
- Allow the use of checkboxes to represent booleans