Temporarily add go-agentx (w/ fixes to lexico ordering)

go-agentx/request.go

@@ -0,0 +1,16 @@
+// Copyright 2018 The agentx authors
+// Licensed under the LGPLv3 with static-linking exception.
+// See LICENCE file for details.
+
+package agentx
+
+import "github.com/posteo/go-agentx/pdu"
+
+type request struct {
+	headerPacket *pdu.HeaderPacket
+	responseChan chan *pdu.HeaderPacket
+}
+
+func (r *request) String() string {
+	return "(request " + r.headerPacket.String() + ")"
+}