Fix iptables rules
Mount /home using nfs v3 instead of v4 by default
Update Hadoop URLs to point to hadoop 1.2.1, since hadoop 1.1.2 is not available anymore.
Add iptables rules to hadoop and matlab clusters
Move nfs.yml tasks to `common` role.
Fix permissions on /etc/ssh/ssh_known_hosts file.
Make change on the hostname persistent.
Add IPython cluster playbooks
Add support for gluster on CentOS
Allow to change default iptables policy
Fix epel url
Ensure glusterfs is running on CentOS
Make it work with debian@GCE
Various fixes for GCE
Fix URL for hadoop rpm package
Fix IPython installation on CentOS 6.2 from Google Compute Engine
Install numpy and scipy
Draft support for HTCondor clusters
htcondor.yml: Use the debconf mechanism for configuration.
HTCondor: make value of DebConf template `condor/daemons` depend on master/worker