Made domains serializable.
Added webflow plugin.

Signed-off-by: Froilan <froilan.co@orangeandbronze.com>
Added flow pages and templates.
Added a link to test flow temporarily.
**************NOTE****************
to access flow, go to siteUser/Create there will be a 'testflow' link

Signed-off-by: Froilan <froilan.co@orangeandbronze.com>
Merge branch 'master' of https://github.com/froilan/at-your-service-bai