Updated NEWS to add info about changes to subset and transform
Updated NEWS to add info about changes to subset and transform

vlulla/data.table,jangorecki/data.table,vlulla/data.table,vlulla/data.table,jangorecki/data.table,Rdatatable/data.table,Rdatatable/data.table,vlulla/data.table,jangorecki/data.table,jangorecki/data.table,Rdatatable/data.table,Rdatatable/data.table