Cinemasci

Minor fixes to version mechanism

Updates to server, to support multiple database viewing

Minor bug fixes in support of Jupyter notebooks

Updating installation, including updating viewer submodule.

Updates in support of installing viewers, including:

- install module
- updated viewers submodule, which now includes Cinema:Simple viewer (older version of Cinema:View), and more shared code

Cinema CIS image format capability release

v.1.5.4
Minor updates to python module release.