Release 0.2.0

• Add vagrant-vbguest prerequisite
• Add bigdesk plugin to Elasticsearch
• Add playbook for central server (not relevant for development)
• Add loadbalancer management for staging, production
• Rearrange and add playbooks for greater convenience
• Have contentqa_all.yml include new common playbook
• Add playbook to initialize new development environment
• Break out common httpd into separate playbook
• Add ntp to common packages
• Update required Ansible version
• Add munin monitoring
• Improve frontend and api deployments
• Add deployment playbooks for CMS roles
• Add playbooks for clearing caches
• Add requirements.txt for non-Ansible Python dependencies
• Add reboot and upgrade playbooks (not for development)
• Add max shared memory setting for PostgreSQL
• Plus various minor (non-development) additions and various bugfixes.

Upgrading:

• Upgrade Ansible to at version 1.7 if it is not there already (see README.md)
• Make sure Vagrant is at version 1.6 (see README.md)
• Make sure Python packages are up-to-date, using pip as documented in README.md
• Install vagrant-vbguest Vagrant plugin if it is not already installed (see README.md)