Expand the Quick Draft section by default. Fixes #26463, props bassgang.



git-svn-id: https://develop.svn.wordpress.org/trunk@26813 602fd350-edb4-49c9-b593-d223f7449a82
Avoid notices when default and light are not registered color schemes. see #26468.


git-svn-id: https://develop.svn.wordpress.org/trunk@26814 602fd350-edb4-49c9-b593-d223f7449a82