[REM] dead code: pos_box_entries.py/xml, pos_box_out.py/xml, pos_return_view.py/xml
[ADD] lines, invoice, cashbox of the day, payment, receipt, users product reports converted to QWeb. Added YML tests for the bank statement reports.
[FIX] closed cashbox of the day sql using old fields in its queries, yml test not correctly generating an invoice from a pos order
bzr revid: sle@openerp.com-20140414104954-xj10wi640tyr3ufe