YOURLS/YOURLS — pull request #1580 by LeoColomb (2014-01-05 14:48:42+00:00)
Title: Move sources files from /includes to /src

"Includes" is to specific for what the folder contain.
Also following most of PHP tools, for which all source' files are into `/src` .
Continue WordPress detachment.

*This begin a `class` transition.*