v0.3.1d: fixed some bugs with artifact generation

src/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/npcs/Ghost.java

@@ -246,7 +246,7 @@ public class Ghost extends NPC {
 		private static int type;
 
 		private static boolean given;
-		public static boolean processed;
+		private static boolean processed;
 		
 		private static int depth;
 		
@@ -371,6 +371,10 @@ public class Ghost extends NPC {
 			
 			Journal.remove( Journal.Feature.GHOST );
 		}
+
+		public static boolean completed(){
+			return spawned && processed;
+		}
 	}