obo: add bootstrap stuff

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
obo: license

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
obo: hack etag dump

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
obo: tweak initialization

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>
obo: simplify code, add bucket listing

Signed-off-by: Yehuda Sadeh <yehuda@inktank.com>