Everybody who reads only this bug report, please consider my workaround mentioned in bug 833532: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833532#50
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- Bug#833698: Icedove 1:45.2.0-2+b1 (Debian T... Viktor Jägersküpper
- Bug#833698: Icedove 1:45.2.0-2+b1 (Debi... John Talbut
- Bug#833698: Icedove 1:45.2.0-2+b1 (Debian Testi... Tarik Graba