Do ont truncate ID on docker rmi
Return status exit status 2 on usage, move parserun into commands.go, display usage on stderr
Revert "Lock state before we modify."

This reverts commit d7e2fc898284fe29ed43f7b28eae56e7e052e854.
Merge pull request #2797 from crosbymichael/revert-exit-lock

Revert "Lock state before we modify."
Fix title on doc page for remote_api_client_libraries.rst
Merge pull request #2794 from dotcloud/fix_status_code_and_usage

fix status code and usage
Fix typo in pullImage
Merge pull request #2805 from pmorie/typo

Fix typo in pullImage
Merge pull request #2763 from dotcloud/use_full_id_delete

Do ont truncate ID on docker rmi
Merge pull request #2799 from rosenhouse/patch-1

Fix title on doc page for remote_api_client_libraries.rst