Added svSocket to suggests and simplified short package description.
Added svSocket to suggests and simplified short package description.

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