greatly improved viewer responsiveness, added ugly_drag parameter

philipp @ Thu Feb 21 14:37:45 2013 +0100
Changes by philipp and benjamin

* bugfixes & docs

* added external device feature
* added external device zombie example
* added external device Android app client
* added external deviceO SM/OpenLayers-based point-and-click test client

* slow_calc for big maps in routing.py

* added calculate_duration to Person
  * can be replaced when unusual calculation is required

* added possibility to load a map without calculation of routing

* collision detection for free objects
    * such as free moving persons

* aso.