Merge pull request #16 from segment-integrations/updateravenjs

update raven.js to 3.5.0

Author: jgershen

lib/index.js

@@ -23,7 +23,7 @@ var Sentry = module.exports = integration('Sentry')
   .option('includePaths', [])
   .option('maxMessageLength', null)
   .option('logger', null)
-  .tag('<script src="https://cdn.ravenjs.com/3.3.0/raven.min.js">');
+  .tag('<script src="https://cdn.ravenjs.com/3.5.0/raven.min.js">');
 
 /**
  * Initialize.