Integrate MRI projects for Neon

Integrate MRI projects for Neon

This patch bumps:
- odlparent to 4.0.2
- yangtools to 2.1.2
- mdsal to 3.0.1

It also deals with mockito changes by:
- updating ShiroWebContextSecurer
- updating WebContextApiTest
- removing trivial use of powermock
- overriding javassist/mockito version where powermock is used
- move blueprint files to a standard location
- remove sshd overrides

JIRA: AAA-179
Change-Id: Iee47e06877b877c8345cbee3c327b91f71ee1cac
Signed-off-by: Robert Varga <robert.varga@pantheon.tech>
Signed-off-by: Stephen Kitt <skitt@redhat.com>