Comment # 1 on bug 99393 from Emil Velikov

Seems like I'm one of the few fortunate people where the folder gets generated
automatically. Anywho, the issue should be resolved with the following

commit 5abd0a7583708ec91ee25cf559a777715fa33fa7
Author: Emil Velikov <emil.velikov@collabora.com>
Date:   Thu Jan 12 22:13:21 2017 +0000

    ac: automake: ensure that ./common is generated