java 11 upgrade and sonar scan fixes

Recompile java source code using jdk11
Run in ojdk11 JRE
tomcat container upgrade
alpine base image

Issue-ID: DCAEGEN2-2298

Change-Id: Ic4bf2626e5805508589cafe52b7c4e91d7ae3580
Signed-off-by: Kotagiri, Ramprasad (rp5662) <rp5662@att.com>
133 files changed