fixed phpDocumentor errors for SveaResponse class.
added AnnulTransactionIntegrationTest for missing transaction as initial acceptance test
Merge branch 'INTG-352' into feature/INTG-265
Added AnnulTransaction unit tests
added AnnulTransaction class
failing test for prepareTransaction
added setCountryCode
failing test for annul request message contents
finished prepareRequest
test_annul_card_transaction_not_found passes
Merge branch 'INTG-353' into feature/INTG-265
annul of manual card transaction working
Merge branch 'INTG-354' into feature/INTG-265
Documented HostedAdminResponse constructor and formatXML
Merge branch 'INTG-355' into feature/INTG-265
Merge branch 'feature/INTG-265' into develop
reverted removal of HostedPaymentResponse (used to handle Hosted Payments)
renamed existing CardPaymentIntegrationTest methods
added naive SveaResponse unit test
tests for all entry modes in SveaResponse added