BALANCE_DECIMAL_POINT defines a character used as a decimal point.
Let's assume that balance is 1234.56
If BALANCE_DECIMAL_POINT is ".", then balance will be displayed as '1234.56'
If BALANCE_DECIMAL_POINT is ",", then balance will be displayed as '1234,56'
Examples:
!define BALANCE_DECIMAL_POINT "."
See also BALANCE_FORMAT