[josm_opendata] refactor toulouse module

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30083 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_opendata] robustness against missing icons

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30084 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_opendata] update icon name

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30085 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_opendata] min version of JOSM 6358 (peak.svg icon)

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30086 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_opendata] update toulouse module

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30087 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4
[josm_opendata] update modules list

git-svn-id: http://svn.openstreetmap.org/applications/editors/josm/plugins@30089 b9d5c4c9-76e1-0310-9c85-f3177eceb1e4