apps/tomcat: introduce script for EC2 test automation

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Tomasz Grabiec <tgrabiec@cloudius-systems.com>
apps/tomcat: fix PerfPublisher XML generation

Fix test name and description in tomcat benchmarking reports

Signed-off-by: Dmitry Fleytman <dmitry@daynix.com>
Signed-off-by: Tomasz Grabiec <tgrabiec@cloudius-systems.com>