[Request] misc improvements

[Mehni]

• Implement https://github.com/alextd/RimWorld-EnhancementPack/blob/master/Source/PawnTableHighlightSelected.cs

• Highlight on tattered apparel.

• Column for all hediffs. List á la current job, or icon with ToolTip á la Needs Treatment column.

• Better (alphabetical) sorting. Job report string, title, mental state, whatever else.

[Mehni]

• Self-tending