Upgrade pclzip to latest version (2.8.2)

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3439 3bf36de4-da32-0410-8312-848cfbfe3f7d
Cross repository move : try to touch the destination file to make sure the date is kept. Also trigger the various hooks.

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3440 3bf36de4-da32-0410-8312-848cfbfe3f7d
Disable download button in Diaporama and ImagickPreviewer if download action is not registered.

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3441 3bf36de4-da32-0410-8312-848cfbfe3f7d
Make sure the auth result does not differ on user test

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3442 3bf36de4-da32-0410-8312-848cfbfe3f7d
[meta.mount] Filter plugin options

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3443 3bf36de4-da32-0410-8312-848cfbfe3f7d
[access.fs] Apply CHMOD_VALUE on file copy

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3444 3bf36de4-da32-0410-8312-848cfbfe3f7d
Update XSD for clientForm theme-specific.

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3445 3bf36de4-da32-0410-8312-848cfbfe3f7d
MutliUploader : readapt to new layout

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3446 3bf36de4-da32-0410-8312-848cfbfe3f7d
[upload] Server-side checks before upload, for both triggering before_create hook and checking filename.

git-svn-id: https://ajaxplorer.svn.sourceforge.net/svnroot/ajaxplorer/trunk@3447 3bf36de4-da32-0410-8312-848cfbfe3f7d