feat(kutt): move to stable and require smtp (#2308)

charts/incubator/kutt/Chart.yaml

@@ -29,7 +29,7 @@ name: kutt
 sources:
 - https://github.com/thedevs-network/kutt
 type: application
-version: 0.0.7
+version: 1.0.0
 annotations:
   truecharts.org/catagories: |
     - productivity

charts/incubator/kutt/questions.yaml

@@ -139,6 +139,7 @@ questions:
           label: "DEFAULT_DOMAIN"
           schema:
             type: string
+            required: true
             default: ""
         - variable: LINK_LENGTH
           label: "LINK_LENGTH"
@@ -194,12 +195,14 @@ questions:
           label: "MAIL_HOST"
           schema:
             type: string
+            required: true
             default: ""
         - variable: MAIL_PORT
           label: "MAIL_PORT"
           schema:
             type: int
             default: 567
+            required: true
         - variable: MAIL_FROM
           label: "MAIL_FROM"
           schema: