Importing Twenty Nineteen, our new default theme for 2019, set for 5.0.
Let Gutenberg shine with this simple, fast, and powerful theme. Initial development occurred on GitHub. See: https://github.com/WordPress/twentynineteen
Props allancole, karmatosed, kjellr, yingling017, mrasharirfan, milana_cap, fabiankaegy, westonruter, aaronjorbin, netweb, b-07, khleomix, blowery, dereksmart, jasmussen, audrasjb, nielslange, mmaumio, dimadin, joyously, anevins12.
Built from https://develop.svn.wordpress.org/branches/5.0@43808
git-svn-id: http://core.svn.wordpress.org/branches/5.0@43637 1a063a9b-81f0-0310-95a4-ce76da25c4cd