adapting to new stop positions, refs #21

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@15590 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
adapting to xml parsing errors, refs #21

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@15591 29f149b2-0c63-11e1-8f5c-a347f6a9acd0