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[laerreal]

Randomly picked commits from devel.

v2

• fixup Checklist.unselect
• squash commits
• makedirs: simplify mkdir predicate
• fixup reference to Wm.attributes doc
• fixup GUIToplevel.topmost @property comment
• commit "qemu/version_description.py: unused import" is added and squashed
• cache "0x%X" % i in gen_uniq_vid and gen_uniq_did

[laerreal]

эти заголовки...

common: makedirs emulation for Py2 common.os_wrappers: qdtdirs, a platform specific location of QDT's data os_wrappers: open_dir helper

...оставлю как есть, м.б. ребейз меньше будет мозга любить