Upgrade to rails 6 💎 (#11)

- upgraded to rails 6
- fixes various issues

app/controllers/confirmations_controller.rb

@@ -1,6 +1,6 @@
 class ConfirmationsController < Devise::ConfirmationsController
-  skip_before_filter :require_no_authentication, raise: false
-  skip_before_filter :authenticate_user!, raise: false
+  skip_before_action :require_no_authentication, raise: false
+  skip_before_action :authenticate_user!, raise: false
 
 
   def create

app/controllers/passwords_controller.rb

@@ -1,6 +1,6 @@
 class PasswordsController < Devise::PasswordsController
-  skip_before_filter :require_no_authentication, raise: false
-  skip_before_filter :authenticate_user!, raise: false
+  skip_before_action :require_no_authentication, raise: false
+  skip_before_action :authenticate_user!, raise: false
 
   def update
     #params: reset_password_token, password, password_confirmation

app/controllers/sessions_controller.rb

@@ -0,0 +1,5 @@
+class SessionsController < ::DeviseTokenAuth::SessionsController
+  # Prevent session parameter from being passed
+  # Unpermitted parameter: session
+  wrap_parameters format: []
+end