Render Markdown for object and property descriptions

#2946 Fix

Fix #2922: file uploads fail to render curl command

Indent JSON examples.

Show actual error response when trying

Add absolutePath to swagger-ui-dist exports

Rebuild dist

Fix README.md

v3.0.14, second edition...

v/3.0.14

Copy swagger.json to nginx directory

The request body is an immutable.js OrderedMap rather than a string,
so this fixes the type error:

  TypeError: request.get(...).split is not a function

Adds a special curl command argument for files, e.g.

  curl -F "param=value" -F "file=@filename.txt;type=text/plain"

Force line endings of docker-run.sh to Unix-style

Documentation: clarify the two different npm packages available