31 more tool manuals added

31 more tool manuals, service manuals, and parts lists have been added recently.

DeWalt:
   - 7 saw manuals, 3 saw parts lists, 1 saw service manual

Hitachi:
   - 1 saw manual, 1 saw parts list

Ingersoll Rand:
   - 1 wrench parts list

Jet:
   - 1 drill press manual
   - 1 wrench manual

Makita:
   - 1 sander manual

Milwaukee:
   - 1 cable cutter parts list
   - 2 sander/grinder manuals
   - 1 saw parts list

Wen:
   - 1 drill press manual

Woodstock:
   - 2 drill press manuals
   - 1 jig manual
   - 1 lathe attachment manual
   - 4 lathe manuals
   - 1 planer manual