Finish up themeTester changes about customizing !TextBox padding, and also switch initially displayed theme to claro.  Refs #11034.
Finish up themeTester changes about customizing !TextBox padding, and also switch initially displayed theme to claro.  Refs #11034.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@22066 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful