Update game version.

Author: IntegratedQuantum

cubyz-common/src/io/cubyz/Constants.java

@@ -16,7 +16,7 @@ public class Constants {
 	public static final String GAME_BUILD_TYPE = "ALPHA";
 
 	// WARNING! Both brand name and version cannot contain ';' inside!
-	public static final String GAME_VERSION = "0.6.0";
+	public static final String GAME_VERSION = "0.7.0";
 	public static final int GAME_PROTOCOL_VERSION = 1;
 	public static final String GAME_BRAND = "cubyz";