Resolves #16 by refactoring sending an order confirmation email to a workflow activity
Ensure the confirmation email activity happens at the end of the checkout workflow
Add the p namespace to the workflow app context
Try-catch block when sending confirmation email.

Offers will work in confirmation email.

Issue #23

Issue #16
Fix incorrect logger
Update import sql to reflect removed columns
Merge remote-tracking branch 'origin/develop' into workflow_support
Merge branch 'workflow_support' of github.com:BroadleafCommerce/DemoSite into workflow_support