Add a Travis CI configuration file.

props bpetty.
fixes #26364.


git-svn-id: https://develop.svn.wordpress.org/trunk@26534 602fd350-edb4-49c9-b593-d223f7449a82
Simplify the color scheme profile saving JS. see #25858.


git-svn-id: https://develop.svn.wordpress.org/trunk@26535 602fd350-edb4-49c9-b593-d223f7449a82
Restyle .sub text and .mu-storage header to match new admin design conventions. Fixes #26357.

git-svn-id: https://develop.svn.wordpress.org/trunk@26536 602fd350-edb4-49c9-b593-d223f7449a82