zookeeper: add launchd plist
zookeeper: add 3.4.6 bottle.

Closes #28401.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
x3270 3.3.14ga9
x3270: add 3.3.14ga9 bottle.

Closes #28413.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
xctool: add 0.1.15 bottle.