Require	gettext	0.14.4 to fix a	problem	with detection of NLS support


git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4409 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/configure.ac b/configure.ac
index 64c0b7a..e7ced46 100644
--- a/configure.ac
+++ b/configure.ac
@@ -20,7 +20,7 @@
 AC_PROG_LIBTOOL
 AC_LANG([C++])
 AM_GNU_GETTEXT([external])
-AM_GNU_GETTEXT_VERSION([0.14.1])
+AM_GNU_GETTEXT_VERSION([0.14.4])
 
 case "`(uname -sr) 2>/dev/null`" in
 "SunOS 5"*)