Merge pull request #475 from rightscale/ivory_14_17_acu179610_ohai_rackspace_plugin_windows_support

acu179610 - add support for windows
Merge pull request #476 from rightscale/ivory_14_17_acu172052_6.1.1_release_notes

acu172052 Update release notes 6.1.1
Merge branch 'v6.1'

* v6.1:
  acu172052 Bump version
acu178820 - fix rs_ohai program name in log
Merge pull request #479 from rightscale/ivory_14_17_acu179955_elliptic_curve_refresh

acu179955 Refresh elliptic curve keys as well
Merge pull request #481 from rightscale/ivory_14_17_acu178820_fix_rs_ohai_program_name_in_log

acu178820 - fix rs_ohai program name in log
Merge branch 'master' into v6.1

* master:
  acu178820 - fix rs_ohai program name in log