Updated Makefile with install and develop; renamed openmanod.py to remove extension

Change-Id: Ie9f62cd763fa8c74f1222e3533d15b6167a33c4a
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/MANIFEST.in b/MANIFEST.in
index 154ea27..f586ebf 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -2,7 +2,7 @@
 #include requirements.txt
 include README.rst
 include openmano
-include openmanod.py
+include openmanod
 include openmanod.cfg
 include osm-ro.service
 recursive-include osm_ro *