Merge branch 'pre-release-0.2' into develop
Move classes into com.github.yushijinhun.gameoflife.core

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Add setting window.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Move classes/

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Add GotoWindow.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Fix a goto bug.Change the title of GotoWindow.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Fix can input non-number char in the GotoWindow.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Fix goto bug again.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
GUI extending structure refactors.
Add enter action. Make all the components disable when starting the game.

Signed-off-by: yushijinhun <yushijinhun@gmail.com>
Add scaleWindow

Signed-off-by: yushijinhun <yushijinhun@gmail.com>