adding provisioning role and ec2 fork that supports root volume size

playbooks/edx-east/edx_provision.yml

+- name: Create sandbox instance
+  hosts: localhost
+  connection: local
+  gather_facts: False
+  vars:
+    keypair: continuous-integration
+    instance_type: m1.small
+    security_group: sandbox
+    image: ami-d0f89fb9
+    region: us-east-1
+    instance_tags: '{"disposable": "true"}'
+    size: 50
+  roles:
+    - launch_instance
+
+- name: Configure instance(s)
+  hosts: launched
+  sudo: True
+  gather_facts: True
+  tasks:
+    - debug: msg="test"

playbooks/edx-east/library

+../library
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