+ Management view
	+ Stock management link
	+ User management link
	+ Bilance overview (Cash, Profit, Credit total)
+ Item picker from list
+ User management
	+ List of users
	+ Withdrawal of user credit
+ Numerical manual entry support
	+ Use for credit charge
	+ Use for withdrawal
+ Restocking view (Stock management)
	+ Item picker with edit button
	+ Item editor (name, buy price, sale price, quantity)
	+ Item-barcode assignment
	+ Support for adding new items
+ Alphanumeric manual entry support
	+ Use in item editor
+ Withdrawal for brmbar receipts
	1. User responsible
	2. Amount and description

** At this point it should be good enough to deploy **

. User management
	- Add user
		- Name
		- Barcode
	- Delete user
	- Forbid negative credit
- Stock management
	- Allow overriding item barcodes
	- Group quantity changes in a single transaction (for single receipt, many stock)
	- Support for directly paying for stocked items from user credit
- Statistics
	- Users with debt
	- Pretty chart
	- Fix "inventory value" computation
- Advanced inventory management
	- Mass quantity/cash corrections ("inventura" mode)
	- Integrated brmbar overflow support
- Mail/IRC notifications (e.g. receipt withdrawals, monthly balance, ...)