Vacuum manuals added

9 more vacuum cleaner manuals were added, for the following brands:

- Black & Decker: 2 vacuum cleaner parts lists
- DeWalt: 1 vacuum cleaner manual
- Dirt Devil: 2 vacuum cleaner manuals
- Electrolux: 1 vacuum cleaner manual
- Eureka: 1 vacuum cleaner manual
- ProTeam: 1 vacuum cleaner manual, 1 vacuum cleaner parts list