Go get ellipsis (#1)

* gi: rename gi_c into _gi_c

* gi: rename test into _test

* gi: fix README syntax

_test/method3.go

@@ -0,0 +1,20 @@
+package main
+
+type Coord struct {
+	x, y int
+}
+
+func (c Coord) dist() int { return c.x*c.x + c.y*c.y }
+
+type Point struct {
+	Coord
+	z int
+}
+
+func main() {
+	o := Point{Coord{3, 4}, 5}
+	println(o.Coord.dist())
+}
+
+// Output:
+// 25