v0.1.0-beta

• finally a complete implementation of all important chess rules (50 move rule, stalemate etc.)
• transposition tables 1.0 for main search
• added endgame piece-square tables to the evaluation
• enhanced time management when playing with increment
• bugfixes (hash, castle rights)
• added perft tests

Full Changelog: v0.0.4-alpha...v0.1.0-beta