add bash completion script for repo

From Chromium [1]

[1] http://git.chromium.org/gitweb/?p=chromiumos/platform/dev-util.git;a=blob_plain;f=host/repo_bash_completion;hb=master

Change-Id: If246a455244505b26f854ba83d662341d9353592
add bash completion script for git

From git.git, contrib/completion/git-completion.bash

Change-Id: Ic7eb3cb01b1831ec20a1d99dee15171f7c919d54
init.cm: make directory for ssh

Change-Id: I9aa2506bd9bdc6f87d7d5e5153999c9233d126c1
init.cm: Fix sysinit dependencies

sysinit depends on having the filesystems mounted, and userdata
in particular depends on having /data present. Move its startup
to post-fs-data

Change-Id: Iafcc926a3aa310c1afe501d272df5811da500d86