Make the progressbar take the image size into consideration
Make the progressbar human readable
Merge branch 'master' into improve_progressbar_pull
Fix merge issue
Fix Mac OS X installation instructions URL
Merge pull request #930 from andrewmunsell/patch-1

Fix Mac OS X installation instructions URL
Merge pull request #849 from dotcloud/improve_progressbar_pull

* Client: HumanReadable ProgressBar sizes in pull