fix readme because there is no app.py now
fix readme because there is no app.py now

WatchPeopleCode/WatchPeopleCode,jniebuhr/WatchPeopleCode,WatchPeopleCode/WatchPeopleCode,gkbrk/WatchPeopleCode,jniebuhr/WatchPeopleCode,eleweek/WatchPeopleCode,WatchPeopleCode/WatchPeopleCode,gkbrk/WatchPeopleCode,gkbrk/WatchPeopleCode,eleweek/WatchPeopleCode,eleweek/WatchPeopleCode,gkbrk/WatchPeopleCode,eleweek/WatchPeopleCode,jniebuhr/WatchPeopleCode,WatchPeopleCode/WatchPeopleCode,jniebuhr/WatchPeopleCode,paked/WPC-fix,paked/WPC-fix