juju 1.18.4
juju: update 1.18.4 bottle.

Closes #29825.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
Add yosemite to mac versions

Closes #29823.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
elasticsearch 1.2.1

Closes #29824.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Update siege.rb

Use the correct sha256 hash.
siege: add 3.0.5 bottle.