Add cdrtools (provides mkisofs)
WIP: Added cdrtools as dependency to director - need blobs uploaded
Add proxy support to atmos blobstore
Add cdrtools blob to atmos
Merge branch 'cdrtools' into proxy-support-atmos

* cdrtools:
  WIP: Added cdrtools as dependency to director - need blobs uploaded
  Add cdrtools (provides mkisofs)
  Fix timestamp parsing problems
  Make persistent disk detection fail in case it doesn't come up in time. Added tests, cleaned up classes
  Add missing logrotate.erb file Update test to check that logrotate template file exists
  Fixed some bugs  in platform Added tests
  Remove unused templates
  Update vendor/cache with new gem copies
  CRLF fix
  Added rhel compatibility stuff, refactored a lot of code and updated tests.
  CRLF fix
  Add skeleton in agent platform for RHEL support
  Refactor platform in agent for future RHEL support
Add cdrtools blob to atmos
Remove reference to genisoimage
Merge branch 'master' into proxy-support-atmos

* master:
  use File.open instead of File.new in blob_utils
  [release] Fix redis port in director spec
  use File in blob_utils
  [release] Set the default blobstore port
  increase the progress bar refresh time to 10s for Bat test in CI
  fixes dynamic drain deployment test
Detect if url is nil
Remove useless test
Merge branch 'platform' into proxy-support-atmos

* platform:
  Remove unused disk_spec.rb
  Use secure random instead on UUIDTools
Merge pull request #1 from ankurcha/proxy-support-atmos

Add CDRTools 
Add Atmos proxy support
Remove genisoimage