FIX: Give jetty.logs=/var/log/jetty by default to java to start Jetty.
FIX: Give jetty.logs=/var/log/jetty by default to java to start Jetty.

Close #2

kainam00/jetty,kainam00/jetty,dronematch/jet,chaordic/jetty,hipsnip-cookbooks/jetty,kainam00/jetty,dronematch/jet,dronematch/jet