yangck/celery @ a2819fe7f1ed848bad75eb51afe2944f7187914d

Ask Solem 135871f336 Bumps version to 3.1.15 and updates Changelog		10 gadi atpakaļ
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installation.txt	65f502d56d Stupid zsh is messing with our beloved ksh heritage :chicken:	11 gadi atpakaļ
introduction.txt	135871f336 Bumps version to 3.1.15 and updates Changelog	10 gadi atpakaļ
resources.txt	84b3c1353b Fix all links to celery.github.com	12 gadi atpakaļ