sa_eng_properties new results set table [CR 481961]

The next GA release of the Sybase IQ Reference Manual includes the following table, which makes sa_eng_properties syntax more useful.

**Table 11: sa_eng_properties result sets**
Column name	Data type	Description
PropNum	integer	The database server property number
PropName	varchar(255)	The database server property name
PropDescription	varchar(255)	The database server property description
Value	long varchar	The database server property value