Fix gradle

build.gradle

@@ -87,5 +87,7 @@ processResources {
 }
 
 jar {
+  from sourceSets.main.output
+  from sourceSets.external.output
   baseName = "Unicopia-mc${project.mcVersion}"
 }

src/external/java/com/minelittlepony/util/render/Box.java

@@ -3,6 +3,7 @@ package com.minelittlepony.util.render;
 import net.minecraft.client.model.ModelBox;
 import net.minecraft.client.model.ModelRenderer;
 
+//#MineLittlePony#
 public abstract class Box<T extends ModelRenderer> extends ModelBox {
 
     protected final T parent;

src/external/java/com/minelittlepony/util/render/Color.java

@@ -2,6 +2,7 @@ package com.minelittlepony.util.render;
 
 import net.minecraft.client.renderer.GlStateManager;
 
+//#MineLittlePony#
 public interface Color {
     static float r(int color) {
         return (color >> 16 & 255) / 255F;

src/external/java/com/minelittlepony/util/render/Quad.java

@@ -2,6 +2,7 @@ package com.minelittlepony.util.render;
 
 import net.minecraft.client.model.TexturedQuad;
 
+//#MineLittlePony#
 public class Quad extends TexturedQuad {
     Quad(Vertex[] vertices, int texcoordU1, int texcoordV1, int texcoordU2, int texcoordV2, float textureWidth, float textureHeight) {
         super(vertices, texcoordU1, texcoordV1, texcoordU2, texcoordV2, textureWidth, textureHeight);

src/external/java/com/minelittlepony/util/render/Vertex.java

@@ -2,6 +2,7 @@ package com.minelittlepony.util.render;
 
 import net.minecraft.client.model.PositionTextureVertex;
 
+//#MineLittlePony#
 public class Vertex extends PositionTextureVertex {
 
     public Vertex(float x, float y, float z, float texX, float texY) {