Fixed error message, when using GET for password reset actions.

app/controllers/login_controller.rb

@@ -10,6 +10,10 @@ class LoginController < ApplicationController
   
   # Sends an email to a user with the token that allows setting a new password through action "password".
   def reset_password
+    if request.get? || params[:user].nil? # Catch for get request and give better error message.
+      redirect_to forgot_password_url, alert: 'Ein Problem ist aufgetreten. Bitte erneut versuchen' and return
+    end
+
     if (user = User.find_by_email(params[:user][:email]))
       user.reset_password_token = user.new_random_password(16)
       user.reset_password_expires = Time.now.advance(:days => 2)