Adds migration engine for peewee ORM

bug 590

Change-Id: If6752715d455cbeb3dc2633e9b62f79360fef767
Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>
diff --git a/setup.py b/setup.py
index 1d42c16..8b3996d 100644
--- a/setup.py
+++ b/setup.py
@@ -49,11 +49,11 @@
     include_package_data=True,
     install_requires=[
         "aiokafka==0.4.*",
-        "peewee==3.1.*",
+        "peewee==3.8.*",
         "jsonschema==2.6.*",
-        "six==1.11.*",
         "pyyaml==3.*",
         "pymysql",
+        "peewee-migrate==1.1.*",
         "osm-common",
     ],
     entry_points={