delete kwargs.req after parsing

Author: ambar

lib/client.js

@@ -220,7 +220,8 @@ extend(Raven.prototype, {
       var req = extend({}, this._globalContext.req, domainContext.req, kwargs.req);
       if (Object.keys(req).length > 0) {
         var parseUser = Object.keys(kwargs.user).length === 0 ? this.parseUser : false;
-        kwargs = extend(kwargs, parsers.parseRequest(req, parseUser));
+        extend(kwargs, parsers.parseRequest(req, parseUser));
+        delete kwargs.req;
       }
     }