uSync.Complete: npm packages to npmjs.org, file report fixes

@jumoo/usync-expansions and @jumoo/usync-publisher-assets moved off the Azure feed to npmjs.org, published from release and prerelease
Five backoffice clients moved to configureClient
Settings push only hashes the selected file types
A production site leaves file changes out of the report, with a note explaining why
Updated Jumoo.Processing to 17.5.2; dropped the Azure push and nuget.exe from the build