Add mappings and api for DMM player names

- Add mappings for DMM player names and methods using them
- Create class with DMM player name rendering masks
- Create mapping for cleanName from player
- Create mapping for setting name to player

Signed-off-by: Tomas Slusny <slusnucky@gmail.com>

runelite-mixins/src/main/java/net/runelite/mixins/RSPlayerMixin.java

@@ -66,6 +66,34 @@ public abstract class RSPlayerMixin implements RSPlayer
 		return name.replace('\u00A0', ' ');
 	}
 
+	@Inject
+	@Override
+	public String getCleanName()
+	{
+		final RSName rsName = getRsName();
+
+		if (rsName == null)
+		{
+			return null;
+		}
+
+		return rsName.getCleanName();
+	}
+
+	@Inject
+	@Override
+	public void setName(String name)
+	{
+		final RSName rsName = getRsName();
+
+		if (rsName == null)
+		{
+			return;
+		}
+
+		rsName.setName(name);
+	}
+
 	@Inject
 	@Override
 	public Polygon[] getPolygons()