[gitg] Bump libgit2-glib requirement to 0.20.0

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 2469e28b2ca537973ffe739a58dfd2d2cbd76911
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Wed Aug 20 09:52:09 2014 +0200

    Bump libgit2-glib requirement to 0.20.0

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 72b48f4..a469ff6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -99,7 +99,7 @@ GTK_REQUIRED_VERSION=3.12.0
 GTKSOURCEVIEW_REQUIRED_VERSION=3.10
 INTROSPECTION_REQUIRED=0.10.1
 WEBKITGTK_REQUIRED_VERSION=2.2
-LIBGIT2_GLIB_REQUIRED_VERSION=0.0.19
+LIBGIT2_GLIB_REQUIRED_VERSION=0.0.20
 
 PKG_CHECK_MODULES(LIBGITG, [
        gthread-2.0 >= $GLIB_REQUIRED_VERSION