Cleaned repo after work with CI

Information added to readme, pom clean-up, etc.

Issue-ID: AAF-997
Signed-off-by: Tomasz Golabek <tomasz.golabek@nokia.com>
Change-Id: Ie1324bf4f4a27a580f5b3c041f62ba704add2638
diff --git a/certService/Dockerfile b/certService/Dockerfile
index ff8a422..4bb1bf6 100644
--- a/certService/Dockerfile
+++ b/certService/Dockerfile
@@ -1,6 +1,6 @@
 FROM docker.io/openjdk:11-jre-slim
 
-ARG VERSION=${project.version}
+ARG VERSION=${version}
 
 RUN groupadd certService && useradd -g certService certService