web page remove potm vote links

git-svn-id: http://svn.code.sf.net/p/texstudio/code/branches/newweb@4121 92cce386-e96d-4106-809f-596c673a3fd8
upload os/2 version, change script to list new Debian version name in download table

git-svn-id: http://svn.code.sf.net/p/texstudio/code/branches/newweb@4135 92cce386-e96d-4106-809f-596c673a3fd8