Check_MK Werk 6647: Enable use of Passwordstore for Slack's Webhook-URL

ID: 6647 Title: Enable use of Passwordstore for Slack's Webhook-URL Component: Notifications Level: 1 Class: New feature Version: 1.6.0i1 It is now possible to configure Slack's notification plugin using values stored in Check_MK Password store. In this way the Webhook URL is not shown in the Notifications Parameters but is just recovered from the password store vault.