Added Apache Maven cookbook
Updated SLURM version
X Windows cookbook
Updated big data MOOC role
Added Java cookbook and to MOOC role
Added maven::set_m2_home recipe
Added Big Data MOOC git repos
Added dependencies dir to CLASSPATH
Updated classpath logic
Updated Python Pandas version
Added ganglia cookbook
Updated ganglia README.md
Updated for Ganglia unicast
Updated slurm version and template
slurm::create_rpm and slurm::package recipes
Cleaned up slurm::create_rpm code
Initial Serf cookbook checkin
starting openstack recipe
change name from mgmt controller
fix adding repo