Add simg_dump.py python script to dump sparse image information

Change-Id: I97c1aec040b46c36bde82f7726a6d35b28ac6733
Signed-off-by: Scott Anderson <saa@android.com>
diff --git a/ext4_utils/Android.mk b/ext4_utils/Android.mk
index ab0f26b..9b0dc1b 100644
--- a/ext4_utils/Android.mk
+++ b/ext4_utils/Android.mk
@@ -150,3 +150,13 @@
 LOCAL_IS_HOST_MODULE := true
 
 include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := simg_dump.py
+LOCAL_MODULE_TAGS := debug
+LOCAL_SRC_FILES := simg_dump.py
+LOCAL_MODULE_CLASS := EXECUTABLES
+LOCAL_IS_HOST_MODULE := true
+
+include $(BUILD_PREBUILT)