Removed useless getters ans setters
Modified test scripts
Added /bar/account to get the list of accounts in bar
Added bar/account/by-user
Added bar/account/{id}
Merged 'master'.

Conflicts:
	src/BR/BarBundle/Entity/Account/Account.php
	src/BR/BarBundle/Entity/Operation/Operation.php
	src/BR/BarBundle/Entity/Operation/Transaction.php
	src/BR/BarBundle/Entity/Stock/StockItem.php
	src/BR/BarBundle/Entity/Stock/StockOperation.php