Merge pull request #4 from TungPro/master

Create send request to Admin when register by facebook
Fix bugs in Shops features
Add shop's staff request
Rename some view files due to upper case error
Add select item feature at shop page
Buy items from shops
Change item set converter
Add wallet logs page
Add mailer
Add User list view
Add users list sql file
Fix some views
Add User's place
Add some under construction page
Fix some under construction page
Add shop invoices list view
Fix set item image thumbnail size
Add invoice view link
Accept request from Moderator for creating item or shop
Update users data