All:

• Large refactor for most of the codebase

Makefile:

• Added debugging mode.

Bitboard.cpp:

• Removed duplicate killers
• Reworked move generation and move/undo

eval.cpp

• Reworked mostly on mobility

Transposition Tables:

• Changed to always replace algorithm

search.cpp

• Removed SEE and transposition table in qsearch
• Added reverse futility pruning
• Changed conditions for late move reductions
• Changed history heuristics