Allow admin to show/generate ticket

Created physical ticket controller and views for admin.

config/routes.rb

@@ -81,6 +81,7 @@ Osem::Application.routes.draw do
       resources :targets, except: [:show]
       resources :campaigns, except: [:show]
       resources :emails, only: [:show, :update, :index]
+      resources :physical_ticket, only: [:index]
       resources :roles, except: [ :new, :create ] do
         member do
           post :toggle_user