fix various gentoo bootstrap issues
move mklnx to dedicated script
openssl: fix bootstrap issue
linux: fix float thresholds
hadoop2: add param for dfs.datanode.du.reserved
druid: improve jvm opts
druid: reduce default zk timeout to 1min
druid: add param for server.priority
adjust scheduling for kafka and druid
more fine tuning based on susman's feedback
hadoop2: increase mem
hadoop2: trying to improve druid performance
druid: remove dumbo fallbacks, there none anymore
linux: fix DISKS check
remove old splunk cookbook
splunk6: deploy forwarder on all machines
portage: add support for USE changes
splunk: do not upgrade forwarder automatically
add preliminary collectd cookbook
portage: do not clobber /etc/hosts