Added incremental hash update (not working)
Improved incremental hashing (still not working)
Added toFEN method.
Partly refactored move and broke it.
Refactored move.
Refactoring of move (still broken)
Fixed move function.
Fixed hashing for castling.
Improved castling update.
Implemented divide and fixed move().
Merge branch 'incremental-hash' of
https://github.com/micaherne/unidexter.git into incremental-hash

Conflicts:
	src/main/java/uk/co/micaherne/unidexter/Position.java
	src/test/java/uk/co/micaherne/unidexter/TestPosition.java
Fixed incremental hashing.
Merge branch 'incremental-hash'
Merged incremental hashing code.