* A few new features to allow database management and traffic pattern developement:

* A few new features to allow database management and traffic pattern developement:
  --prop:/sim/traffic-manager/dumpdata=true: dumps the currently loaded datafile to the console for inspection.
  --prop:/sim/traffic-manager/datafile=/path/to/somefile.xml: Skips autoscanning and reads traffic only from the specified xml file.
  --prop:/sim/traffic-manager/datafile=/path/to/somefile.conf: Slips autoscanning and reads traffic from a plain text file, as described on the forum/wiki

* Removed the use of pointers for heuristics calculations, as urged by Frederic Bouvier
* Fixed domain error in proportion calculation during loading, resulting in random skipping of aircraft, as reported by Jorg van der Venne.