ExtJS 3.4.1.1 fixes

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2893 1f8fe7d8-47f0-464c-8d0a-336f4953ab05
PDF editable: bugfixes/improvements

git-svn-id: http://www.pimcore.org/svn/pimcore/private/core/trunk@2894 1f8fe7d8-47f0-464c-8d0a-336f4953ab05