5.0.0-RC1

Fixes since 5.0.0-beta:

Fixed generated id for user uploaded images to have hidden prefix

To use this download, unzip the contents to a web server (can be anything that serves files).

Open config/config.json and edit 'apiUrl' to point to MMS 4 endpoint, and 'printUrl' to the convert endpoint of https://github.com/Open-MBEE/mms-doc-convert (this is optional function for pdf generation)