Since there hasn’t been much movement if any on this subject since I asked this question on a previews Twitch Stream:
At 59m46s I asked the question:
So I am going to create this forum thread to bring some traction to the subject at hand 
Related topics:
Further discussion on the topic could move into UE4 Sequencer and whether the direction of the Sequencer toolset is going in the direction to become a contender to such toolsets the likes of Valve’s SourceFilmmaker & Crytek’s CineBox (more info found here) anytime soon (6-12months+ time frame)
Sequencer should also be able to support frameworks & formats such as Alembic, OpenEXR, OpenColorIO and COLLADA (handles better with version control in some cases).