Merge pull request #3 from base2Services/feature/cognito-uipclient

everything in cf as a string

Author: toshke

cognito-user-pool-client/schema.json

@@ -21,7 +21,7 @@
       "type": "array"
     },
     "RefreshTokenValidity": {
-      "type": "number"
+      "type": "string"
     },
     "WriteAttributes": {
       "type": "array"