15 more chain saw manuals added

15 more chain saw manuals and parts lists were added recently:

- Craftsman: 3 chain saw manuals
- Homelite: 1 chain saw parts list
- Jonsered: 1 chain saw manual, 2 chain saw parts lists
- Makita: 1 chain saw manual
- Oregon: 1 chain saw parts list
- Scotts: 4 chain saw manuals, 1 pole saw manual
- Yardworks: 1 chain saw manual

Scotts chain saw manuals

Operator's manuals:
- Scotts CS34016S Electric Chain Saw (Nov 2018)
- Scotts LCS31224S 24 Volt Cordless Chain Saw (Nov 2018)
- Scotts LCS31440S 40 Volt Cordless Chain Saw (Dec 2018)
- Scotts LCS31662S 62 Volt Cordless Chain Saw (Mar 2019)
- Scotts LPS41024S 24 Volt Cordless Pole Saw (Jan 2018)
- Scotts S20500 20 Volt Chain Saw
- Scotts S20505 20 Volt Pole Saw