Added window.kb.urls to global namespace - contains dev or prod service urls. Did some old file/console.log cleanup.
Added missing config file.
Factored URLs out into a config.json that lives in narrative/src.
updated some release notes, updated narrative object typespec.
Updated release notes.
Modified installer to make sure Python and Javascript stacks both get the same config.json
Merge branch 'master' into dev-service_config
Added default URLS back in, in case config file fails to load.