Issue #1361200 by roball: Fixed Roles with permission 'view webfm attachments' can view attached files, but no longer actually download them

Issue #1343624 by nhck | anstosser: Fixed Pattern 'Filename' not respected in url alias \(Pathauto\).

Issue #1097866 by nhck | monkeyGO: Creat a role, and select 'access webfm' + 'webfm upload' -- Cannot upload file.

Issue #1109382 by cgmonroe: Fixed V2.15 Image Exploit Checking Problems (invalid function call/ invalid extension errors). Issue #1094890 by KeDeWo: file_info implementation causes problems.

Issue #1075502 by zap-admin: Fixed No longer responds to placement in list of managed fields for node type. Removing bogus patch introduced by #753990

#986234 by nhck, cgmonroe: Fixed Metadata values can be changed by code / cause 'malformed URI sequence' JS errors.

Translations are now living at http://localize.drupal.org/translate/projects/webfm as per maintainers news of Dec/7/2010

Modifcations of 2.13-BETA1 for 2.13-BETA2: Imagefile detection. Thus updating this with an old version of the file including the improvments.

Restore original white space in webfm.js
Make date/size/owner columns of directory listing optional in admin - add uninstall for new variables
Fix iframe src in webfm.js:Webfm.selectFile

Fix small mysql typo.