Updated Dockerfile to include build-essential

Change-Id: I10c745f756d63ebb0cc641016d551bc827112ff3
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/Dockerfile b/Dockerfile
index 94e72b2..9d6008a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM ubuntu:16.04
 
 RUN  apt-get update && \
-  DEBIAN_FRONTEND=noninteractive apt-get -y install git make && \
+  DEBIAN_FRONTEND=noninteractive apt-get -y install git build-essential && \
   DEBIAN_FRONTEND=noninteractive apt-get -y install python python-stdeb python-pip libmysqlclient-dev libssl-dev libffi-dev libvirt-dev && \
   DEBIAN_FRONTEND=noninteractive pip install --upgrade pip && \
   DEBIAN_FRONTEND=noninteractive pip install --upgrade setuptools && \