Bump to version 1.5

Create a release that includes Tegra210 support.

Signed-off-by: Jimmy Zhang <jimmzhang@nvidia.com>
Signed-off-by: Stephen Warren <swarren@nvidia.com>

configure.ac

diff --git a/configure.ac b/configure.ac
index c720f93..f0f0509 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.67])
-AC_INIT([cbootimage], [1.4], [pchiu@nvidia.com])
+AC_INIT([cbootimage], [1.5], [pchiu@nvidia.com])
 AM_INIT_AUTOMAKE
 AC_CONFIG_SRCDIR([src/cbootimage.c])
 AC_CONFIG_HEADERS([config.h])