fix docker images -tree <invalid_image> and docker images -viz <image_name>
fix size in -tree
Minor spelling fix
Small typo fixes
vagrant: update & verify virtualbox guest tools
Merge pull request #3145 from vieux/fix_docker_images

multiple fixed in docker images
Merge pull request #3189 from aknikitin/patch-1

Minor spelling fix
Merge pull request #3190 from zain/master

Small typo fixes
dockerinit: put args in a struct
dockerinit: refactor error handling
dockerinit: drop capabilities

Drop capabilities in dockerinit instead of with lxc utils, since
libvirt-lxc doesn't support it.

This will also be needed for machine container mode, since dockerinit
needs CAP_SYS_ADMIN to setup /dev/console correctly.
move tag to job
Merge pull request #3015 from jpoimboe/dockerinit-libvirt-prereqs

dockerinit: drop capabilities
Merge pull request #3185 from vieux/job_tag

Move tag to job
Merge pull request #3192 from unclejack/update_virtualbox_guest_additions

vagrant: update & verify virtualbox guest tools