Provide deployment (pre- and post-) documentation

[cyork]

Jason is working on describing what is expected in order to deploy Lutece in a production (pre and post release) environment. When available that will be shared for discussion with the dev team.

[jhujasonw]

Draft doc, ready for review. Sent to team.

https://docs.google.com/document/d/1Eku5zemdzZgaEBFWZobddVQocQ5DCpFxxFjCGqzsqkU/edit#heading=h.b60q4c9bauj2