apps: update

Asias He (1):
      tomcat-benchmark: update clean target

Dmitry Fleytman (5):
      apps/tomcat: introduce script for EC2 test automation
      apps/tomcat: fix PerfPublisher XML generation
      tomcat-ec2: introduce instance placement parameters
      apps/tomcat-ec2: move script to jenkins subdir
      apps/netperf: add scripts for EC2 testing with Jenkins

Glauber Costa (1):
      add basic rpm support

KANATSU Minoru (1):
      Remove Makefile bug

KANATSU Minroru (1):
      Add README for build and use Ruby on Rails

Nadav Har'El (1):
      jython: Add default command line

Pekka Enberg (3):
      cassandra: Fix multiple invocations of GET script
      Add ROOTFS to gitignore
      cassandra: Remove start-cassandra script

Tomasz Grabiec (2):
      Add 'wrk' module
      jython: adapt to a module

Signed-off-by: Avi Kivity <avi@cloudius-systems.com>