# Read in xml as text and return it's Way object representation
def self.from_xml(xml, create = false)
# Read in xml as text and return it's Way object representation
def self.from_xml(xml, create = false)
# update the bounding box, note that this has to be done both before
# and after the save, so that nodes from both versions are included in the
# bbox. we use a copy of the changeset so that it isn't reloaded
# update the bounding box, note that this has to be done both before
# and after the save, so that nodes from both versions are included in the
# bbox. we use a copy of the changeset so that it isn't reloaded