adds coverage badge, build status badge
adds coverage badge, build status badge

fremail/alexa-app,rickwargo/alexa-app,andymboyle/alexa-app,matt-kruse/alexa-app,alexa-js/alexa-app,matt-kruse/alexa-app,andymboyle/alexa-app,fremail/alexa-app,fremail/alexa-app,matt-kruse/alexa-app,alexa-js/alexa-app,rickwargo/alexa-app,alexa-js/alexa-app