cleanup sagepay
update version
removes money dependency
Merge pull request #2 from sellect/feature/remove_money_dependency

removes money dependency
bump version to 1.40.0.3rc
bump version
merged committed files... merging feature/sage_pay_updates into feature/1.40.0.4rc
Merge branch 'feature/1.40.0.4' into develop
bump version to 1.40.0.4