Fixed typo(?) in set_metadata() for touched files.
Merge branch 'master' of https://github.com/kovidgoyal/calibre
Added mkdir() to libiMobileDevice
Revert "Fixed typo(?) in set_metadata() for touched files."

This reverts commit 8f30c17486701bf2cc29a84c98af5336de75fc56.
Merge branch 'master' of https://github.com/GRiker/calibre