otter: Switch to python extract-utils

Change-Id: Ida4b83459d9739ac880b26a91df974e1db8423e9
diff --git a/setup-makefiles.py b/setup-makefiles.py
new file mode 100755
index 0000000..32947cf
--- /dev/null
+++ b/setup-makefiles.py
@@ -0,0 +1 @@
+#!./extract-files.py --regenerate_makefiles