typos fix
Comment typo.
Use separators properly.

Avoid three / in public:///ting/covers/object
and use the right separators instead of /
Use drupals recursive scan function.

Works better with the symlink patch https://drupal.org/files/stream_wrappers-allow_symlinks-1008402-70-D7.patch
Merge pull request #6 from odensecentralbibliotek/typo

Typo
Merge pull request #5 from odensecentralbibliotek/separator

Use separators properly.
Merge pull request #4 from odensecentralbibliotek/file_scan

Use drupals recursive scan function.
Merge branch 'release' into development
Merge remote-tracking branch 'origin' into release