Merge pull request #4 from messagebird/add_details_to_hlr

Add missing details attribute to HLR

Author: samwierema

client.go

@@ -18,7 +18,7 @@ import (
 )
 
 const (
-	ClientVersion = "2.2.0"
+	ClientVersion = "2.2.1"
 	Endpoint      = "https://rest.messagebird.com"
 )
 

hlr.go

@@ -9,6 +9,7 @@ type HLR struct {
 	Network         int
 	Reference       string
 	Status          string
+	Details         map[string]interface{}
 	CreatedDatetime *time.Time
 	StatusDatetime  *time.Time
 	Errors          []Error