removed java role (will replace by subtree from Ansible Galaxy
Squashed 'roles/java/' content from commit 2109485

git-subtree-dir: roles/java
git-subtree-split: 2109485617707501691930fb52e1bb0ec1a65c95
added roles/java as subtree from https://github.com/AnsibleShipyard/ansible-java.git
good .screenrc
common tasks for RedHat
enabled development tools in common redhat
refactored site.yml
cassandra role and playbook
improve network iface for cassadra
add rpmforge repo for centos
install monitoring and benchmarking for centos
install datastax for cassandra monitoring
cassandra makeup
ensure oracle java is selected in deb cassandra recipe
Merge branch 'master' of github.com:irifed/ansible-bdas