0aefedb cause some module loading error

[engetudouiti]

I think there seems some simple renaming mistake to load module class, then can not activate the commit version in blender.

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[Thomas Larsson]

Sorry, forgot to restart Blender before commit.

[engetudouiti]

Thanks just reported . I only needed to check MHX related commit . (if you already locate pole correctly with those commit,, I did not need to make new topic for flip issue.