Add mapping desc. function

ts/menu_ts.ts

@@ -1532,6 +1532,13 @@ function openPopUp(dataType, element) {
 
       content.description(data["name"])
 
+      // Beschreibung 
+      var dbKey:string = "x-description"
+      var input = content.createInput("text", dbKey, data[dbKey])
+      input.setAttribute("placeholder", "{{.mapping.description.placeholder}}")
+      input.setAttribute("onchange", "javascript: this.className = 'changed'")
+      content.appendRow("{{.mapping.description.title}}", input)
+
       // Aktualisierung des Kanalnamens
       if (data.hasOwnProperty("_uuid.key")) {
         if (data["_uuid.key"] != "") {