first pass at only including wp_upgrader class when needed
Use `rmdir_recursive()`, which will properly delete hidden files too on a failed backup
`rmdir_recursive()` will handle all of these files
Update readme
Merge pull request #75 from humanmade/fix-rmdir-75

rmdir(): Directory not empty
More readme updates
Use `get_user_by()` instead of `get_userdata()` as it returns a proper WP_User object
Properly log who is performing the create user action, vs. the user being created
Remote user is logged in the `add_item` method
Update readme
Merge pull request #76 from humanmade/fix-missing-argument-76

Missing argument 1 for get_userdata()
Add potential `mysqldump` and `zip` locations

Originally: https://github.com/humanmade/hm-backup/commit/15b9a4cefc7fb54c5dc09a2ecc6d8f37c104b0e2
Some functions that can also be disabled by suhosin

Originally https://github.com/humanmade/hm-backup/commit/f80f22f396d4dd996b34b8b82643334a49a5881e
Ensure the core upgrader skin is properly included
Merge pull request #80 from humanmade/update-hm-backup-80

Update HM backup to latest
Merge branch 'master' into upgrade-include
Update tested up to
Merge pull request #78 from humanmade/upgrade-include

Fatal error with 3.7 beta 2
WPRP uses a method to generate the key, not the constant
Merge pull request #74 from humanmade/fix-secure-key-74

Use of undefined constant WPRP_SECURE_KEY