Added a script to use virtualenv

Author: danigm

Diff for: dependencies.txt

@@ -0,0 +1,3 @@
+Flask
+beautifulsoup4
+requests

Diff for: setup_env.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+venv=$(which virtualenv2 2> /dev/null || which virtualenv 2> /dev/null)
+if [[ -z $venv ]]
+then
+    echo "No virtualenv found"
+    exit 0
+fi
+
+$venv env
+source ./env/bin/activate
+pip install -r dependencies.txt
+
+echo "env created ok"
+echo ""
+echo ""
+echo "Run '. ./env/bin/activate' to activate your virtual environment"