Add support for the Go programming language.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12108 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/test-suite/go/imports_runme.go

@@ -0,0 +1,17 @@
+// This is the import runtime testcase.
+
+package main
+
+import "imports_b"
+import "imports_a"
+
+func main() {
+	x := imports_b.NewB()
+	x.Hello()
+
+	_ = imports_a.NewA()
+
+	c := imports_b.NewC()
+	_ = c.Get_a(c)
+	_ = c.Get_a_type(c)
+}