* Remove draft draft from notes, and prepare to release
Signed-off-by: Miek Gieben <miek@miek.nl>

* fix time
Signed-off-by: Miek Gieben <miek@miek.nl>

* remove draft=true
Signed-off-by: Miek Gieben <miek@miek.nl>

* Remove manifest-tool installation

This doesn't install cleanly anymore. I've installed manifest-tool in
/usr/bin on the releaser machine; use that instead of building our own
each time.
Signed-off-by: Miek Gieben <miek@miek.nl>

* Check for manifest-tool to be available; otherwise we tag a release and then fail
Signed-off-by: Miek Gieben <miek@miek.nl>