update chef 11.04
refactoring for chef-11

  - credentials were moved to the top level attributes.
  - introduced monit_service resources instead of register_monit method.
refactoring for chef11

  - nfs server/client updated.
  - nfs server checker is now on /opt/speedland/sbin/check-nfsd
  - syslog use /var/log/speedland/syslog
remove lxc.
role name changed from syslog to syslog-server
remove td_forwarder role
remove nfs server role
rename monitor to monitor-server
rename pxe to pxe-server.json
monit conf file renamed
refactorong for monitor server

  data location changed:

    use /var/lib/speedland/monitor

  log location changed:

    use /var/log/speedland/nginx/{domain}.log
    use /var/log/speedland/munin/*.log (for munin server process)
    use /var/log/speedland/munin/node/*.log (for munin server process)
note
remove unused file
use _ not -
finish recorder role.
fix static_server attributes
add chef-solo args on bin/setup-node or bin/test-role into execute_chef to pass '--why-run' option
remove vcap roles
add mk-deb for making deb package
attribute reconstruction
add openvpn server
remove vcap (temporary)
remote old version files (temoprary)