[fix]:if i cancel the invoice give a traceback
[fix]:create a payment information than give a tracback
[fix]:create a customer payment than give a tracback
[fix]:fix in sale receipt view
[fix]:create a supplier payment than give a traceback
[fix]:pay invoice wizard
[fix]:customer invoice
[IMP]account: improved test_search.py file in new api.
[IMP]account: improved test_tax.py file and remove all conflict.