Adding upstream version 2.2.0.

Signed-off-by: Daniel Baumann <daniel@debian.org>

testing/resources/golang_hooks_repo/golang-hello-world/main.go

@@ -0,0 +1,17 @@
+package main
+
+
+import (
+	"fmt"
+	"github.com/BurntSushi/toml"
+)
+
+type Config struct {
+	What string
+}
+
+func main() {
+	var conf Config
+	toml.Decode("What = 'world'\n", &conf)
+	fmt.Printf("hello %v\n", conf.What)
+}