Removed useless "multiplayer" crap and converted to singleplayer

src/mightypork/rogue/world/PlayerInfo.java

@@ -0,0 +1,62 @@
+package mightypork.rogue.world;
+
+
+import java.io.IOException;
+
+import mightypork.util.ion.IonBundle;
+import mightypork.util.ion.IonBundled;
+
+
+public class PlayerInfo implements IonBundled {
+	
+	private int eid = -1; // marks not initialized
+	private int level;
+	
+	
+	@Override
+	public void load(IonBundle bundle) throws IOException
+	{
+		eid = bundle.get("attached_eid", 0);
+		level = bundle.get("current_level", 0);
+	}
+	
+	
+	@Override
+	public void save(IonBundle bundle) throws IOException
+	{
+		bundle.put("attached_eid", eid);
+		bundle.put("current_level", level);
+	}
+	
+	
+	public void setEID(int eid)
+	{
+		if (isInitialized()) throw new RuntimeException("Cannot change player EID.");
+		this.eid = eid;
+	}
+	
+	
+	public void setLevel(int level)
+	{
+		this.level = level;
+	}
+	
+	
+	public int getEID()
+	{
+		return eid;
+	}
+	
+	
+	public int getLevel()
+	{
+		return level;
+	}
+	
+	
+	public boolean isInitialized()
+	{
+		return eid != -1;
+	}
+	
+}