Breaking Change: Renamed Discontinued to IsActive and added NA field to products.
Cleanup: Removed not used attributes
Change: RoleConstants changed to simple string
Feature: Table Create/Edit/Reorder and Modifier Create/Edit Form
Feature: Bills now show the Tax name from the database and not a hack
Important! : This version will not work. It is pre-alpha and saved in case of catastrophic failure
Refactor: Remove dependency on Fluent Nhibernate.
Refactor: All Primary keys are now Guids.
Refactor: Class Mappings changed from AutoMap to Explicit Mappings.
Breakage: All Cascading is now disabled and entities must be explicitly saved/updated/deleted
Breakage: Auto Commiting is now off and "SaveChanges()" needs to be called on all BIs.
Refactor: Changed the pattern where all relevant db code for an operation is basically in the same function.
Chore: Removed Advance and Payments options.
