Improvements to the mvn-exec.sh script.
Improvements to the mvn-exec.sh script.

jitsi/jitsi-videobridge,jitsi/jitsi-videobridge,davidertel/jitsi-videobridge,jitsi/jitsi-videobridge,jitsi/jitsi-videobridge,gpolitis/jitsi-videobridge,davidertel/jitsi-videobridge,jitsi/jitsi-videobridge,gpolitis/jitsi-videobridge,jitsi/jitsi-videobridge,davidertel/jitsi-videobridge,jitsi/jitsi-videobridge,gpolitis/jitsi-videobridge