added rough draft of value metric functions.
added newline at end of file
added changed error message on ping fail to be same format as return, should ease in error parsing
updated ping.py, now uses some more straighforward logic
added traceroute.py to complement ping.py. very similar sharing much code, traceroute.py calls the system command "traceroute" and returns the results
bugfix, added a colon(:)
changed permissions