remove vfio traces

Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
packet: add insert_iovec - inserting a iovec at an arbitrary position

prepend_iovec will call inser_iovec with index 0.

Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
basic_apps: Source generate multi-iovec packets

Source will split generated packet over multiple buffers ceating a mutli-iovec
packet.

Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
packet: fix clone assert message

Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
snabbnfv-traffic: slow down link report

Having this at 1 sec fills the logs with unneeded data.

Signed-off-by: Nikolay Nikolaev <n.nikolaev@virtualopensystems.com>
Merge branch 'virtualopensystems-misc_fixes'
snabbnfv-traffic: Flush stdout messages every 1s

This fixes a spurious test failure in the NFV selftest
script where the message indicating that LT2Pv3 neighbor
discovery succeeded is not found.