[minecraft-server] Updated README for new -e UID option (fixes #9)
[minecraft-server] Updated README for new -e UID option (fixes #9)

sekka1/dockerfiles,itzg/dockerfiles,zerocoolys/dockerfiles-1,jbeda/itzg-dockerfiles,ajthemacboy/dockerfiles,jbeda/itzg-dockerfiles,zerocoolys/dockerfiles-1,sekka1/dockerfiles,sekka1/dockerfiles,zerocoolys/dockerfiles-1,jbeda/itzg-dockerfiles