[smuxi: 6/26] HACKING: link git commit message style guide

[Mirco M. M. Bauer <mmmbauer src gnome org>]

commit 02389774681805210d26f9e40f2c3abd4bacd5d8
Author: Mirco Bauer <meebey meebey net>
Date:   Thu Sep 24 12:16:21 2015 +0200

    HACKING: link git commit message style guide

 HACKING |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/HACKING b/HACKING
index e96772b..e3f2bc3 100644
--- a/HACKING
+++ b/HACKING
@@ -1,4 +1,5 @@
 [Smuxi Hacking HowTo](https://smuxi.im/documentation/hacking/)
+[Git Commit Message Style](http://chris.beams.io/posts/git-commit/)
 
 Coding Style
 ============