[josm_geochat] copypaste from keyboard, font size advanced parameters

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@29588 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_geochat] fixed font sizes


git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@29590 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4