- handle game finish
- handle web worker erros
- update flight log
- cleanup
- move all game logic into one file
- get rid of rescue swarm dependency
- simplify json game parameters

- 2 new Drone API (AaºileFixe and DroneLog)
- new drone API methods
- game parameter use compareFlights property
- print log flight path in color (mapmanager)
- update libraries

- parse, convert and process a real flight log
- calculates distance between emulation and real flight

 simulator engine assets, styles and code

fixup!  * Fix escaping chars in FormGroup title  * Use lxml to produce XML view  * Update XMLToForm to follow escaping changes

some elements were double escaped.

See merge request !1621

It seems to accept int, but version is supposed to be a string.

See merge request nexedi/erp5!1671

a modified version from nexedi/erp5$366
that supports patterns like
DateTime(2001, 02, 03) => DateTime(2001, 2, 3)
and not DateTime(2001, 0o2, 0o3)