Move the deploy_package script to a directory to contain build_scripts

Add a script to update the redis server stored in the redis.submodule directory.

build_scripts/update_redis_server.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+""" Update the redis.submodule in the redislite repo to the latest stable version """
+import os
+import shutil
+import urllib.request
+import tarfile
+import tempfile
+
+
+url = 'http://download.redis.io/releases/redis-stable.tar.gz'
+
+
+if __name__ == "__main__":
+    shutil.rmtree('redis.submodule')
+    with tempfile.TemporaryDirectory() as tempdir:
+        ftpstream = urllib.request.urlopen(url)
+        tf = tarfile.open(fileobj=ftpstream, mode="r|gz")
+        directory = tf.next().name
+        print(directory)
+        tf.extractall(tempdir)
+        shutil.move(os.path.join(tempdir, directory), 'redis.submodule')