Fix passing of HostConfig on start

Signed-off-by: Alexander Morozov <lk4d4@docker.com>
Merge pull request #130 from LK4D4/fix_hostconfig_pass

Fix passing of HostConfig on start
Fix unit tests for simplebridge

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Schema: a new package in simplebridge for managing the state schema.

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
add DummySandbox to tests, remove nil checking from ep.configure

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
remove icc and iptables flags, they will be gone

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
Remove the special case for default, gets rid of some demo only code

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
use snake case for schema items

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)
remove hacks around vxlan support

Docker-DCO-1.1-Signed-off-by: Erik Hollensbe <github@hollensbe.org> (github: erikh)