fixed gaming mode toggle after [15990] refs #36

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16015 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
reorganizing tests related to setSpeed and speedMode

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16016 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
fixing svn properties, refs #22

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16017 29f149b2-0c63-11e1-8f5c-a347f6a9acd0