Create initial Build Asset registry implementation

[alexperovich]

@alexperovich commented on Mon Jul 02 2018

@jcagme the initial framework is here: https://github.com/alexperovich/arcade/tree/alperovi/svcFabMaestro/src/Maestro

[jcagme]

Assigning this to Alex since he will continue to work on BAR. Pending things:

• Test request by adding a valid auth token
• Read the DB connection string from KeyVault
• Define deployment story