When aligning left sides of around node and drop-down causes drop-down to go off the right edge of the viewport, align left sides instead.
When aligning left sides of around node and drop-down causes drop-down to go off the right edge of the viewport, align left sides instead.

Also fixed RTL mode so that by default right sides are aligned.

Fixes #8948 !strict.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@17413 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful