SharedGamePanel added.
Merge branch 'master' of https://github.com/nidys/minesweeper

Conflicts:
	src/client/views/MainWindow.java
	src/client/views/PerksGamePanel.java
	src/client/views/component/PlayerGameBoardPanel.java
GUI: Adaption of new way to set field value and type. Internationalization. Small refactioring. Value font and color changed.