[Feature] Email collect message hooks (#331)

- Add email collect hook on creating conversation
- Merge contact if it already exist

config/routes.rb

@@ -11,7 +11,7 @@ Rails.application.routes.draw do
 
   match '/status', to: 'home#status', via: [:get]
 
-  resources :widgets, only: [:index]
+  resource :widget, only: [:show]
 
   namespace :api, defaults: { format: 'json' } do
     namespace :v1 do
@@ -25,7 +25,7 @@ Rails.application.routes.draw do
       end
 
       namespace :widget do
-        resources :messages, only: [:index, :create]
+        resources :messages, only: [:index, :create, :update]
         resources :inboxes, only: [:create, :update]
       end