[libgit2-glib] Add missing includes

[Ignacio Casal Quinteiro <icq src gnome org>]

commit 3079a98d4bc44e79e87d23d01c6809f258cf91d7
Author: Ignacio Casal Quinteiro <icq gnome org>
Date:   Sat Sep 29 12:10:41 2012 +0200

    Add missing includes

 libgit2-glib/ggit-branch.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/libgit2-glib/ggit-branch.c b/libgit2-glib/ggit-branch.c
index b9a0675..68a2cf8 100644
--- a/libgit2-glib/ggit-branch.c
+++ b/libgit2-glib/ggit-branch.c
@@ -19,6 +19,10 @@
  */
 
 #include "ggit-branch.h"
+#include "ggit-error.h"
+
+#include <git2/branch.h>
+#include <git2/errors.h>
 
 
 G_DEFINE_TYPE (GgitBranch, ggit_branch, GGIT_TYPE_REF)