[epiphany] Bump autoconf requirement to something reasonable

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 2fe0a712ddf2706ceb9b4776d5a2e8b0fca2d716
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sun Aug 7 14:41:46 2016 -0500

    Bump autoconf requirement to something reasonable

 configure.ac |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 8f4e1cb..ed5be9c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,7 +25,7 @@ m4_define([epiphany_previous_version_minor],[20])
 AC_INIT([GNOME Web 
Browser],[epiphany_version],[http://bugzilla.gnome.org/enter_bug.cgi?product=epiphany],[epiphany])
 AX_IS_RELEASE([git-directory])
 
-AC_PREREQ([2.59])
+AC_PREREQ([2.69])
 
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIRS([m4 libgd])