UDF: make BAT-/bulk-version of reverse() available to SQL
UDF: make BAT-/bulk-version of reverse() available to SQL

zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb,zyzyis/monetdb