Permit administrator to disable WebDAV on individual repositories.
This is necessary for repositories that depend on session credentials
because clients such as Windows default WebDAV do not use sessions.
Implement WebDAV Basic authentication the same way as Digest.
Merge pull request #295 from ultreia-es/ajaxplorer-webdav-basic-auth

Implement WebDAV Basic authentication the same way as Digest.
Merge pull request #294 from terminal-addict/webdav-disable

Permit administrator to disable WebDAV on individual repositories.
Update core js lib for tabs implementation
Open iFrame in a tab
Update method signature
Set audio player as "modal only" for the moment.
Pass editorData label and icon
Fix VideoPreviewer
TextEditor signature
Fix Pixlr
Keep "Other Editor" chooser as modal
Udpate OLViewer
Call ajaxplorer method in open_with action
Update signature
Update signature
Update signature
Tab-based editors
Fix zoho