15 more tool manuals added

15 more tool manuals were added recently:

Barranca Diamond:
    - 2 saw manuals

Central Machinery:
   - 2 drill press manuals
   - 2 heat gun manuals
   - 1 lathe manual
   - 2 saw manuals

Craftsman:
   - 1 saw manual

Energer:
   - 1 drill press manual

Jet:
   - 2 saw manuals

Ridgid:
   - 1 drill press manual

Ryobi:
   - 1 thermometer manual