openjdk8-fedora: Update to latest version

The old package does not seem to be available which breaks "make
image=openjdk8-fedora" build.

Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
cassandra Add java.rmi.server.hostname= argument

Signed-off-by: Pekka Enberg <penberg@cloudius-systems.com>
tester generic
rest tests
use generic and conditional download of ycsb
Merge remote-tracking branch 'upstream/master'
merge