Externalize strings in register page

modules/webapp/src/main/elm/Messages/RegisterPage.elm

@@ -0,0 +1,41 @@
+module Messages.RegisterPage exposing (..)
+
+import Messages.Basics
+
+
+type alias Texts =
+    { basics : Messages.Basics.Texts
+    , signupToDocspell : String
+    , collectiveId : String
+    , collective : String
+    , userLogin : String
+    , username : String
+    , password : String
+    , passwordRepeat : String
+    , invitationKey : String
+    , alreadySignedUp : String
+    , signIn : String
+    , registrationSuccessful : String
+    }
+
+
+gb : Texts
+gb =
+    { basics = Messages.Basics.gb
+    , signupToDocspell = "Signup to Docspell"
+    , collectiveId = "Collective ID"
+    , collective = "Collective"
+    , userLogin = "User Login"
+    , username = "Username"
+    , password = "Password"
+    , passwordRepeat = "Password (repeat)"
+    , invitationKey = "Invitation Key"
+    , alreadySignedUp = "Already signed up?"
+    , signIn = "Sign in"
+    , registrationSuccessful = "Registration successful."
+    }
+
+
+de : Texts
+de =
+    gb