audrasjb 3c27e50dd6 Twenty Fifteen: Add gradient background options using the theme color scheme.
This change implements gradient background options that fit the color scheme used in Twenty Fifteen.

Props ianbelanger, itsamoreh, pls78, audrasjb.
Fixes #49760.

Built from https://develop.svn.wordpress.org/trunk@52724


git-svn-id: http://core.svn.wordpress.org/trunk@52313 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2022-02-13 21:47:01 +00:00
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2014-12-10 13:39:24 +00:00