[MERGE] merged ir.rule refactoring into addons-trunk - please check point_of_sale

addons/account/security/account_security.xml

addons/account_budget/security/account_budget_security.xml

addons/fetchmail/fetchmail_data.xml

addons/hr_timesheet_sheet/security/hr_timesheet_data.xml

addons/mrp/security/mrp_security.xml

addons/product/security/product_security.xml

addons/project/security/project_security.xml

addons/project_issue/security/project_issue_security.xml

addons/purchase/security/purchase_security.xml

addons/purchase_requisition/security/purchase_tender.xml

addons/sale/security/sale_security.xml

addons/stock/security/stock_security.xml