Elaborate on use FAKE DoiProvider

[dheles]

The guide describes how to configure Dataverse to use the new fake DOI provider, but not the effect of doing so.

http://guides.dataverse.org/en/4.10/developers/dev-environment.html#configure-your-development-environment-for-publishing

Relates to PR #5399

[pdurbin]

@dheles thanks for opening this issue and chatting about this stuff at http://irclog.iq.harvard.edu/dataverse/2019-01-04#i_84022

Please note that there is already a little more elaboration at http://guides.dataverse.org/en/4.10/installation/config.html#doiprovider

Here's how it looks:

Since you offered to make a pull request (thanks!) I'll go ahead and assign this issue to you.