Sahara/ReleaseNotes/0.2


 * Plugin Provisioning Mechanism implemented (https://savanna.readthedocs.org/en/latest/devref/plugins.html)
 * Vanilla Hadoop plugin implemented with the following features supported (https://savanna.readthedocs.org/en/latest/userdoc/vanilla_plugin.html):
 * creation of Hadoop clusters with different topologies
 * scaling: resizing existing node groups and adding new ones (https://savanna.readthedocs.org/en/latest/userdoc/features.html#cluster-scaling)
 * support of Swift as input and output for Hadoop jobs (https://savanna.readthedocs.org/en/latest/userdoc/features.html#swift-integration)
 * diskimage-builder elements for automation of Hadoop images creation (https://savanna.readthedocs.org/en/latest/userdoc/diskimagebuilder.html)
 * Cinder supported as block storage provider (https://savanna.readthedocs.org/en/latest/userdoc/features.html#cinder-support)
 * Anti-affinity supported for Hadoop processes (https://savanna.readthedocs.org/en/latest/userdoc/features.html#anti-affinity)
 * OpenStack Dashboard plugin which supports almost all the operations exposed through Savanna REST API (screencast will be available soon)
 * Integration tests for Vanilla plugin (https://savanna.readthedocs.org/en/latest/devref/jenkins.html)