WowAce

Adirelle:
    - Tidied up whitespaces.
    - Added a backdrop button in container frame, that acts as a free slot.
    - Fixed an issue with virtual stacks of free slots.
    - LayeredRegion now updates widget framelevel.
    - Do not track new items when bafs are not visible.
    - Added an option to change the way sections are layed out.
    - Tweaked anchor callbacks.
    - Updated LibMovable-1.0 submodule and updated the anchor handling to use it.
    - Fixed some weirdness in locales causing error with enUS clients.
    - Slightly updated filtering code, added some sanity checks.
    - Fixed "attempt to concatenate a boolean value" error.
    - Added frFR locales.
    - Added new locale strings.
    - Properly update bag content when changing the settings of the manual filter.
    - Slightly changed virtual stack behavior and configuration. Check your settings.
    - Tweaked "item categories" filter.