Merge branch 'hotfix/1.4.4'
added tests for fees
OrderValidator now validates price specification method over all order row types, including fees
added negative test for validation of order row price specification
added failing test for invoice order specified incvat
moved validation and prepareRequest tests to unit tests
fixed tests failing validation of single row price specification
specifying order rows and fees including vat working
Merge branch 'INTG-519' into develop
added acceptance integration test and failing unit test for specifying row price as incvat and exvat
correctly handles incvat+exvat row price specification
Merge branch 'INTG-523' into develop
ported over tests reflecting RelativeDiscount and FixedDiscount behaviour in php package
added in discount tests from master branch
merged documented_relativeDiscount_and_fixedDiscount_behaviour
tests use WebPayItem
totalAmountPerVatRateIncVat now correctly accumulates amounts if >1 orderRow
fixedDiscount handles discount specified as exvat only
removed failing test for now, as it bypasses the validation of single order row price specification method
Merge branch 'INTG-549' into develop