[Install] Changed database name back to csbill for unit tests
[Install] Changed database name back to csbill for unit tests

SolidInvoice/SolidInvoice,CSBill/CSBill,pierredup/CSBill,pierredup/SolidInvoice,pierredup/SolidInvoice,pierredup/CSBill,CSBill/CSBill,CSBill/CSBill,SolidInvoice/SolidInvoice,CSBill/CSBill,pierredup/CSBill,SolidInvoice/SolidInvoice,pierredup/CSBill