when breaking the context event loop, queued events were not handled
and only after next run they were executed

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
Introducing new example showing how to incorporate accelio
with external event loop. in this case it is libevent

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>
updating .gitignore

Signed-off-by: Eyal Salomon <esalomon@mellanox.com>