Merge pull request #1 from msmirnoff/master

Spelling fixes to the 'documantation'
Only delete compressed files in backup rotation

* Backup files will be compressed
* There are other files there that aren't, like SyncToy
Database, not databse
Fixed tab-space intermix, 2spaces now
Merge pull request #4 from msmirnoff/give_me_space

Fixed tab-space intermix, 2spaces now
Merge pull request #3 from msmirnoff/typo_fix

Database, not databse
Merge pull request #2 from msmirnoff/stop_deleting_everything

Only delete compressed files in backup rotation