[gnome-calendar] docs: updated HACKING style guide

[Erick Pérez Castellanos <erickpc src gnome org>]

commit 1cb862900e168e384a100688d9dac84e4fe26e25
Author: Erick Pérez Castellanos <erick red gmail com>
Date:   Thu Oct 16 01:28:47 2014 -0400

    docs: updated HACKING style guide

 HACKING |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)
---
diff --git a/HACKING b/HACKING
index ee9a095..07edb3d 100644
--- a/HACKING
+++ b/HACKING
@@ -3,10 +3,11 @@ Code formating and ordering
 
 + The source file will keep and order of methods. The order will be as
   following:
-  1. Private functions will go first.
-  2. class_init and init will go second.
-  3. vfuncs implementations will go third.
-  4. Public API will go fourth
+  1. Private functions will go first
+  2. class_init and init will go second
+  3. interface init will go third
+  3. vfuncs implementations will go fourth
+  4. Public API will go in the end
 
 + Methods naming will be according to:
   1. Private methods will have no prefix