Issue #2333243 by kenorb, alexpott, ztl8702, scor, Jon@s, ultimike, mlncn: Relax .gitattributes global rule

Issue #2380389 by webflo, Mile23, davidwbarratt, timmillwood, hussainweb, tstoeckler, bojanz, yched, MKorostoff, alexpott, webchick: Use a single vendor directory in the root

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)

Issue #1111224 by marvil07, bfroehle, sun, dstol, plach, tim.plunkett, nod_, carwin: Added Introduce .gitattributes to end the CRLF/LF and binary diff horror, and detect/auto-fix whitespace errors.

Revert "Issue #1111224 by bfroehle, sun, marvil07, dstol, plach, carwin: Introduce .gitattributes to end the CRLF/LF and binary diff horror, and detect/auto-fix whitespace errors."

This somehow wreaked all sorts of havoc on the testbots that I don't have time to look into atm because I'm on an emergency layover in Denver. *waves*

This reverts commit c6bfd262.

Issue #1111224 by bfroehle, sun, marvil07, dstol, plach, carwin: Introduce .gitattributes to end the CRLF/LF and binary diff horror, and detect/auto-fix whitespace errors.