fixing network filter. now test fails as it should

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16305 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
guessed traffic light plans no longer contain duplicate consecutive phases

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16306 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
removing unused file

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16307 29f149b2-0c63-11e1-8f5c-a347f6a9acd0
added tests for specifying joined TLS

git-svn-id: http://svn.code.sf.net/p/sumo/code/trunk/sumo@16308 29f149b2-0c63-11e1-8f5c-a347f6a9acd0