Prefill share mail form

To have access to the translated content, the messages must be given
to the update function. There is no way to set the values in the view.

modules/webapp/src/main/elm/Comp/ItemMail.elm

@@ -252,8 +252,6 @@ isValid model =
 
 type alias ViewConfig =
     { withAttachments : Bool
-    , subjectTemplate : Maybe String
-    , bodyTemplate : Maybe String
     , textAreaClass : String
     , showCancel : Bool
     }
@@ -264,8 +262,6 @@ view2 texts settings model =
     let
         cfg =
             { withAttachments = True
-            , subjectTemplate = Nothing
-            , bodyTemplate = Nothing
             , textAreaClass = ""
             , showCancel = True
             }
@@ -357,11 +353,6 @@ view texts settings cfg model =
                 [ type_ "text"
                 , class S.textInput
                 , onInput SetSubject
-                , if model.subject == "" then
-                    onFocus (SetSubject <| Maybe.withDefault "" cfg.subjectTemplate)
-
-                  else
-                    class ""
                 , value model.subject
                 ]
                 []
@@ -373,11 +364,7 @@ view texts settings cfg model =
                 ]
             , textarea
                 [ onInput SetBody
-                , if model.body == "" then
-                    value <| Maybe.withDefault "" cfg.bodyTemplate
-
-                  else
-                    value model.body
+                , value model.body
                 , class S.textAreaInput
                 , class cfg.textAreaClass
                 ]