Z/Changes from Version 0.12.0 to Version 0.12.1

Release Date: 7.10.2010
 * TraCI
 * added a possibility to access a vehicle's signals, wipers, and other things; see Vehicle Value Retrieval, Change Vehicle State, and Vehicle Signalling
 * Simulation
 * corrected direction when departing at a lane's begin
 * introduced a new departpos named " base ". The vehicle starts at position=vehicle_length+.1, this means at the begin of the lane, but being completely on it. This departpos is now the default. (see Definition of Vehicles, Vehicle Types, and Routes).
 * addressing teleports
 * corrected "incoming lanes" determination
 * added the option ; if enabled, vehicles blocking each other are exchanged (see Purgatory/Lane Changing, in work)
 * GUI
 * debugged traffic lights tracker broken when moving to subseconds
 * NETCONVERT
 * OSM-Import
 * osm importer fails fast - furtherly given files are not processed in the case of an error
 * assigned default velocities to not-numerical maxspeed values ('none':300km/h, 'walk':5km/h); was: defect 344: The TAPAS Cologne scenario does not work with the current(0.12.0) SUMO version - maxspeed not numeric
 * parsing maxspeed values given as '50 km/h'; was: defect 344: The TAPAS Cologne scenario does not work with the current(0.12.0) SUMO version - maxspeed not numeric
 * new option added which, well, skips checks for duplicate nodes and edges