31 more DeWalt, Ridgid, Ryobi tool manuals added

31 more tool manuals have been added this week so far:

DeWalt:
   - 1 driver manual, 2 driver parts lists
   - 1 screwdriver manual, 3 screwdriver parts lists

Ridgid:
   - 3 press tool manuals

Ryobi:
   - 1 buffer manual
   - 1 drill manual, 1 drill parts list
   - 2 sander manuals, 2 sander parts lists
   - 5 saw manuals, 5 saw parts lists
   - 2 wrench manuals, 2 wrench parts lists