Automatic update of propset svn:ignore via for svnignore.txt's by svnignore

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28740 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3631 hack for MAC

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28741 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
#3631 renames

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@28742 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e