[payum] reorganize custom actions.
fix stripe action name.
fix dummy action names.
Move some view macros into ResourceBundle to reduce code duplication
Renaming SalesBundle to OrderBundle
Fixing last glitches
Merge pull request #410 from jjanvier/feature/order-bundle

[WIP] Rename SalesBundle to OrderBundle
Merge pull request #467 from stloyd/feature/macros

Move some view macros into ResourceBundle to reduce code duplication
Merge pull request #466 from formapro/payum-reorginze-actions

[WIP][payum] reorganize custom actions.
Adding dependency to OrderBundle
PromotionSubjectInterface extends AdjustableInterface
PercentageDiscountPromotionAction and FixedDiscountPromotionAction are now only defined in PromotionsBundle