- Registry: Fix issue preventing to pull specific tag
add instructions for using docker with puppet
fixed insert
Merge pull request #633 from dotcloud/fix_insert

Fix insert
Merge pull request #631 from garethr/puppet_usage_docs

+ Documentation: Added a section on how to use Docker with puppet.
Added a "we are hiring" to the frontpage of the docker website, and fixed two broken links in the docs.
check if the image to delete isn't parent of another
Merge branch 'master' into 610-improve_rmi-feature
add check to see if the image isn't parent of another and add -f to force