ca-load: Add virtual offset during index creation

This is a bugfix; without this patch, offsets stored in the index would not
match the virtual offsets given in the schema definition.

Signed-off-by: Morten Hustveit <morten.hustveit@gmail.com>
Add a newline to the output ot SAMPLE queries

Without this newline, the prompt in ca-shell can easily end up in the wrong
column.

Signed-off-by: Morten Hustveit <morten.hustveit@gmail.com>