Starting version 1.3.1-dev.

Added VERSION_BUILD tocken to version facility.
Refactoring. Part 1.

Moved methods, fixed access specificators and more...
Refactoring. Part 2.

Deep rework play() method, extracted methods.
Refactor nextMover().
Refactor getPlayersSortedByFirst().

Refactored and renamed getPlayersSortedByFirst() -> getPlayersListStartingFrom().
Refactor DumbHand.

Refactored and renamed getHighest() -> getHighestCard().
Refactoring. Part 3.
Refactoring. Step 4.

Extracted methods, renamed methods and more...
Add mover and shaker properties
Update init()
Extracted playRound(). Moved findFirstMover() close to init();
Clean up after refactoring play().
Merge refactor-play into refactoring
Small enchancements
Rename lastLooser -> looser
Merge branch 'refactoring' into dev
Add basic HumanPlayer
Rename DumbPlayer -> AIDumbPlayer
Add and implement DumbPlayer interface.
Rename HumanPlayer -> HumanDumbPlayer