Fixes #14864, !strict, header focus shouldn't jump when clicking the same column multiple times, also back port to 1.7.x branch
Fixes #14864, !strict, header focus shouldn't jump when clicking the same column multiple times, also back port to 1.7.x branch

git-svn-id: ee6e786acc44c9cca5ee17c71a5576c45c210361@27971 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful