[SE-676] Commissions should inherit the Description of Account
Product Line:	P&C
Component/s:	Accounting General
Fix Version/s:	SICS 4.9.4

Aim of function
The commission's Description of Account should be copied from the basis premium.

System Parameters Affected
A new system parameter 'Keep Description of Account For Commission' enabled when the existing system parameter 'Keep Description of Account as Original' being active.

Existing functionality affected
Currently the original 'Description of Account' is kept for original details like premium, claim etc.only, not for calculated details like commission in percent of premium.

The 'Description of Account' is copied from the basis premium for Entry Codes within the Entry Code Sub Category 'Commission'