Adds requests package installation to debian postinst

Change-Id: Ibeb270fce9cc0fe546da479a7c34981c4b918329
Signed-off-by: Benjamin Diaz <bdiaz@whitestack.com>
diff --git a/setup.py b/setup.py
index fc11bf0..5b3bcb1 100644
--- a/setup.py
+++ b/setup.py
@@ -54,6 +54,7 @@
         "pyyaml==3.*",
         "pymysql",
         "peewee-migrate==1.1.*",
+        "requests==2.*",
         "osm-common",
     ],
     entry_points={