Game atomic action.

Each action has a type (what it is), a side (who is doing it), and additional data depending on type.

• enum Type

Action type

ROLLS		Dice is rolled.
MOVES		Ceckers are moved.
DOUBLES		A double
TAKES		A take
DROPS		A drop
RESIGNS		A resignation
REJECTS		A rejections
WINS		Game won
CRAWFORD		Start of crawford game

• Action(Type t, Side s)


• Action(std::istream& saved)

Load action from next line in saved file.
• bool put(std::ostream& to) const

Save action in to.
• bool putSGF(std::ostream& to) const

Save action to to in SGF format.
• Type actionType


• Side side


• union

Type specific data

• uint points


• int dice[2]


• MoveDesc move