[gitg] Show gtk+ version in configure output

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

commit 947109f8c4bb1ad2cf3e4e9f2723ff667d411751
Author: Jesse van den Kieboom <jessevdk gnome org>
Date:   Sat Oct 23 13:56:13 2010 +0200

    Show gtk+ version in configure output

 configure.ac |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index fad633c..4a1638f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -146,10 +146,13 @@ po/Makefile.in
 
 AC_OUTPUT
 
+gtkversion=`$PKG_CONFIG --modversion $GTK_REQUIRED`
+
 echo "
 
 Configuration:
 
 	Source code location:	${srcdir}
 	Compiler:		${CC}
+	gtk+ version:           ${gtkversion}
 "