adding new board for checkers game
adding new board algorithm
added checker pieces images
added new implementation to load pieces of on board.
merge
fix
adding board interface
Merge remote-tracking branch 'origin/HEAD'

Conflicts:
	src/main/java/com/jova/checkers/Board.java
	src/main/java/com/jova/checkers/CheckerBoard.java
	src/main/java/com/jova/checkers/CheckerPlayer.java
	src/main/java/com/jova/checkers/Checkers.java
	src/main/java/com/jova/checkers/Game.java
	src/main/java/com/jova/checkers/NetworkObject.java