www/rubygem-tumblr_client: create port
This is the official Ruby wrapper for the Tumblr v2 API.
It supports all endpoints currently available on the Tumblr API.
WWW: https://github.com/tumblr/tumblr_client
PR: 195758
DiffRev: placeholder
Submitted by: Michael Moll <kvedulv@kvedulv.de>
Approved by: swills (mentor)