build_images.py: add beaglebone support

Signed-off-by: Koen Kooi <koen.kooi@linaro.org>
diff --git a/build_images.py b/build_images.py
index da3ad13..9e24e57 100755
--- a/build_images.py
+++ b/build_images.py
@@ -53,6 +53,7 @@
 HWPACKS = {
     'arndale': HwPack('arndale'),
     'beagleboard': HwPack('beagle'),
+    'beaglebone': HwPack('beaglebone'),
     'efikamx': HwPack('efikamx'),
     'highbank': HwPack('highbank'),
     'igep': HwPack('igep'),