Remove gitmodules

Integrate api and lang into core

src/api/java/appeng/api/features/IPlayerRegistry.java

@@ -0,0 +1,32 @@
+package appeng.api.features;
+
+import net.minecraft.entity.player.EntityPlayer;
+
+import com.mojang.authlib.GameProfile;
+
+/**
+ * Maintains a save specific list of userids and username combinations this greatly simplifies storage internally and
+ * gives a common place to look up and get IDs for the security framework.
+ */
+public interface IPlayerRegistry
+{
+
+	/**
+	 * @param gameProfile user game profile
+	 * @return user id of a username.
+	 */
+	int getID(GameProfile gameProfile);
+
+	/**
+	 * @param player player
+	 * @return user id of a player entity.
+	 */
+	int getID(EntityPlayer player);
+
+	/**
+	 * @param playerID to be found player id
+	 * @return PlayerEntity, or null if the player could not be found.
+	 */
+	EntityPlayer findPlayer(int playerID);
+
+}