Adds the jMonkeyEngine library to the build.

Adds the jMonkeyEngine open source 3D game engine to the build. This
is built as a static library and is only used by the Finsky client.

Change-Id: I06a3f054df7b8a67757267d884854f70c5a16ca0
diff --git a/engine/src/niftygui/Common/MatDefs/Nifty/Nifty.j3md b/engine/src/niftygui/Common/MatDefs/Nifty/Nifty.j3md
new file mode 100644
index 0000000..9ba39b1
--- /dev/null
+++ b/engine/src/niftygui/Common/MatDefs/Nifty/Nifty.j3md
@@ -0,0 +1,21 @@
+MaterialDef Default GUI {

+

+    MaterialParameters {

+        Texture2D Texture

+        Boolean UseTex

+        Vector4 Color (Color)

+    }

+

+    Technique {

+        VertexShader GLSL100:   Common/MatDefs/Nifty/Nifty.vert

+        FragmentShader GLSL100: Common/MatDefs/Nifty/Nifty.frag

+

+        WorldParameters {

+            WorldViewProjectionMatrix

+        }

+    }

+

+    Technique FixedFunc {

+    }

+

+}
\ No newline at end of file