[gedit] Add a paragraph to the programming best practices

[Sébastien Wilmet <swilmet src gnome org>]

commit e913a9509abfa163e35c9123df30e71bf0d6aba7
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Jan 9 14:14:46 2014 +0100

    Add a paragraph to the programming best practices

 HACKING |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/HACKING b/HACKING
index cfee999..28be184 100644
--- a/HACKING
+++ b/HACKING
@@ -174,6 +174,10 @@ Here are some general advices.
     Do not use fancy frames around comments like a line full of
     /*---------------*/ etc.
 
+  - Contribute below on the stack. Fix a problem at the right place, instead of
+    writing hacks to work around a bug or a lack of feature in an underlying
+    library.
+
 
 See also
 ========