Race stores a reference to it. MockRace writes to it, and eventually, VisualiserRace will read from it.
Updated MockRace, MockOutput, Event to use it.
Angle now implements hashCode().
RaceStatus can provide windspeed in knots in addition to mm/sec.
RaceDataSource now provides a list of participating boat sourceIDs instead of boats.
Added a RegattaDataSource interface.
Angle, Azimuth, Bearing and mutable - careful.
Boat has positionInRace.
CompoundMarks have an ID and name.
Marks can be moved (setPosition(...)).
Refactored Mock.Race, Visualiser.StreamedCourse, Visualiser.StreamedRace, into (shared) Race, MockRace, VisualiserRace.
VisualiserBoat has color.
Added xml and polar files into resources folder.
Moved Boat/MockBoat/VisualiserBoat into it.
Moved Polars, polarParser, VMG, and polar exception.
Moved the networking stuff into it.
Moved angle, azimuth, bearing into it.
Moved gpscoordinate into it.
Moved mark/compoundMark into it.
Moved leg into it.
Moved trackpoint into it.