ckeditor: removed old version

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2801 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
ckeditor: update version 4.1.1

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2802 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
document wysiwyg: IE fix for CKEditor => onbeforeunload was fired when clicking a button in a CKEditor dialog

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2803 1f8fe7d8-47f0-464c-8d0a-336f4953ab05