Fix a couple of build failures

src/main/java/dan200/computercraft/client/render/TurtleMultiModel.java

@@ -13,6 +13,7 @@
 import net.minecraft.client.renderer.texture.TextureAtlasSprite;
 import net.minecraft.util.EnumFacing;
 import net.minecraftforge.client.model.data.EmptyModelData;
+import net.minecraftforge.client.model.data.IModelData;
 
 import javax.annotation.Nonnull;
 import javax.vecmath.Matrix4f;
@@ -44,7 +45,15 @@ public TurtleMultiModel( IBakedModel baseModel, IBakedModel overlayModel, Matrix
 
     @Nonnull
     @Override
+    @Deprecated
     public List<BakedQuad> getQuads( IBlockState state, EnumFacing side, @Nonnull Random rand )
+    {
+        return getQuads( state, side, rand, EmptyModelData.INSTANCE );
+    }
+
+    @Nonnull
+    @Override
+    public List<BakedQuad> getQuads( IBlockState state, EnumFacing side, @Nonnull Random rand, @Nonnull IModelData data )
     {
         if( side != null )
         {

src/main/resources/data/computercraft/lua/rom/apis/keys.lua

@@ -7,6 +7,9 @@
 -- they relied on Minecraft's character mappings. However, if CC emulators have
 -- taught me anything, it's that emulating LWJGL's weird key handling is nigh-on
 -- impossible.
+
+local expect = _G["~expect"]
+
 local tKeys = {}
 tKeys[32] = 'space'
 tKeys[39] = 'apostrophe'