Add config options for overriding username and icon, and add BOT indicator next to webhook posts.

utils/config.go

@@ -184,6 +184,8 @@ func getClientProperties(c *model.Config) map[string]string {
 	props["SegmentDeveloperKey"] = c.ServiceSettings.SegmentDeveloperKey
 	props["GoogleDeveloperKey"] = c.ServiceSettings.GoogleDeveloperKey
 	props["EnableIncomingWebhooks"] = strconv.FormatBool(c.ServiceSettings.EnableIncomingWebhooks)
+	props["EnablePostUsernameOverride"] = strconv.FormatBool(c.ServiceSettings.EnablePostUsernameOverride)
+	props["EnablePostIconOverride"] = strconv.FormatBool(c.ServiceSettings.EnablePostIconOverride)
 
 	props["SendEmailNotifications"] = strconv.FormatBool(c.EmailSettings.SendEmailNotifications)
 	props["EnableSignUpWithEmail"] = strconv.FormatBool(c.EmailSettings.EnableSignUpWithEmail)