Comment 2 for bug 675120

I'm fairly sure that offlineimap 6.3.3-3 (just synced under bug 793574) fixes this problem.

See libimaputil at [1] and specifically commit at [2] which is included in 6.3.3.

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[1] https://github.com/nicolas33/offlineimap/blob/master/offlineimap/imaplibutil.py
[2] https://github.com/nicolas33/offlineimap/commit/4f57b94e2333c37c5a7251fc88dfeda9bc0b226a