fixed - #8903 Unglueing tagged node moves it to viewport corner (patch by AlfonZ)


git-svn-id: http://josm.openstreetmap.de/svn/trunk@6100 0c6e7542-c601-0410-84e7-c038aed88b3b
revert 6099: seems it was not the described bug

git-svn-id: http://josm.openstreetmap.de/svn/trunk@6101 0c6e7542-c601-0410-84e7-c038aed88b3b