initial ssl baito filter impl. work ongoing, still not ready.

Signed-off-by: Nikolay Fiykov <nikolai.fiikov@gmail.com>
intermediate commit on work on connection processing. remaining are
listeners, ssl and http processing.

Signed-off-by: Nikolay Fiykov <nikolai.fiikov@gmail.com>
intermediate commit with http handling interfaces.

Signed-off-by: Nikolay Fiykov <nikolai.fiikov@gmail.com>
pkg refactoring stream classes.

Signed-off-by: Nikolay Fiykov <nikolai.fiikov@gmail.com>