add COPYING
add COPYING

dmolson/appengine-guestbook-python,bkeyvani/appengine-guestbook-python,jerarl/gcp-appengine-python,ashwini0529/appengine-guestbook-python,niickattack/testinggitit,niickattack/testinggitit,iedexmain2/appengine-guestbook-python,GoogleCloudPlatform/appengine-guestbook-python,adjohnson916/appengine-guestbook-python,bkeyvani/appengine-guestbook-python,iedexmain2/appengine-guestbook-python,adjohnson916/appengine-guestbook-python,wcyuan/weather-mailer,JonGal/appengine-ml-demo,jeffgodwyll/appengine-flask-guestbook,thejeshgn/appengine-guestbook-python,alkababa/default-code-appengine,dmolson/appengine-guestbook-python,jeffgodwyll/appengine-flask-guestbook,wcyuan/weather-mailer,psigen/ledgerlemur,danylo-bondarenko/PySanbox,artificechicago/camp2016,cbeloni/appengine-guestbook-python,Romzz/appengine-guestbook-python,JackConnor/portfolio,JackConnor/portfolio,t9nf/appengine-guestbook-python,ashwini0529/appengine-guestbook-python,GoogleCloudPlatform/appengine-guestbook-python,Romzz/appengine-guestbook-python,thejeshgn/appengine-guestbook-python,JonGal/appengine-ml-demo,jerarl/gcp-appengine-python,artificechicago/camp2016,t9nf/appengine-guestbook-python