Bypassing Keystone authentication in development

[codebind-luna]

I have borrowed the idea from drydoc that it will be good to have the feature of bypassing keystone authentication in deckhand

[fmontei]

Thanks, I agree this should be done. There should be a way to make Keystone optional for UCP for those who don't require it.

[codebind-luna]

would you please take a look at https://review.gerrithub.io/#/c/407438/