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.
Added Voucher Type During Printing
Added Discount Report
Fixed Void bill table not getting cleared error
Added PAX to table
Removed Itital Setup button in MainForm as it was not doing anything
