removing ansible_python_interpreter which was set to my own venv python

Adding params to the sample cloudformation template
Adding a requirements.txt

playbooks/cloudformation.yaml

@@ -37,9 +37,9 @@
     args:
       template_parameters:
         KeyName: deployment
-        DiskType: ebs
         InstanceType: m1.small
-        ClusterSize: 3
+        NameTag: edx-ec2
+        GroupTag: edx-group
     register: stack
   - name: show stack outputs
     debug: msg="My stack outputs are ${stack.stack_outputs}"

playbooks/inventory.ini

 [localhost]
-127.0.0.1 ansible_python_interpreter=/home/jarv/.virtualenvs/sys/bin/python
+127.0.0.1

playbooks/requirements.txt

+Jinja2==2.6
+PyYAML==3.10
+ansible==1.2
+argparse==1.2.1
+boto==2.8.0
+distribute==0.6.24
+paramiko==1.10.1
+pycrypto==2.6
+wsgiref==0.1.2