code review changes
code review changes

removed IPy code so that we don't have a dependency, made code
clearer with a variable that describes what the ip is, and changed
ip aggregation to use string manipulation

rpanah/centinel-server,ben-jones/centinel-server,lianke123321/centinel-server,ben-jones/centinel-server,iclab/centinel-server,rpanah/centinel-server,iclab/centinel-server,ben-jones/centinel-server,lianke123321/centinel-server,rpanah/centinel-server,lianke123321/centinel-server,iclab/centinel-server