working prisoner dilemma prototype
turns history mechanism added
advanced box layout builder
gui base finished fir prisoner dilemma;
@todo: strategy selection logic;
@todo: grid layout doesn't fit well for universal layout - it ignores maximum size;
changed default layout from grid to grid-bag;
layout almost done; random actions controls added;
presentable layout;
hole-plug exec fix;
enhanced useless behaviour options filtering;
made backup criteria composite;
added scopable comparison of states in snapshot;