test: check if capture pcap are properly appended.

Signed-off-by: Emmanuel Roullit <emmanuel.roullit@gmail.com>
test: modify 'stat' cmd to only return file size.

Signed-off-by: Emmanuel Roullit <emmanuel.roullit@gmail.com>
Merge pull request #10 from eroullit/pcap-append-test

Pcap append test