add demo docs

demo/kitchen-sink/docs/julia.jl

@@ -0,0 +1,15 @@
+for op = (:+, :*, :&, :|, :$)
+  @eval ($op)(a,b,c) = ($op)(($op)(a,b),c)
+end
+
+
+function g(x,y)
+  return x * y
+  x + y
+end
+
+cd("data") do
+    open("outfile", "w") do f
+        write(f, data)
+    end
+end