[IMP] doc: iap new functionality
[IMP] doc: iap new functionality

Added documentation related to the new 'charge' in IAP that allows one
to capture a smaller amount of credit than authorized if needed.
related to 73ef4b0374ab40e2e02168adc74137a6795d20fe

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo