Update language of empty buffer warning
Update language of empty buffer warning

It was confusing and failing to point out
possibilities that were frequently occuring.

jjohnson42/confluent,jjohnson42/confluent,whowutwut/confluent,jjohnson42/confluent,xcat2/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent,whowutwut/confluent,whowutwut/confluent,whowutwut/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent