tidying up example dependencies + updating go-kit (#227)

* tidying up example deps

* updating go-kit

* also updating example go-kit

examples/go.mod

@@ -3,20 +3,22 @@ module github.com/NYTimes/gizmo/examples
 replace github.com/NYTimes/gizmo => ../
 
 require (
-	cloud.google.com/go v0.36.0
+	cloud.google.com/go v0.38.0
 	github.com/NYTimes/gizmo v1.2.1
 	github.com/NYTimes/gziphandler v1.1.0
 	github.com/NYTimes/logrotate v1.0.0
 	github.com/NYTimes/sqliface v0.0.0-20180310195202-f8e6c8b78d37
-	github.com/go-kit/kit v0.8.0
+	github.com/go-kit/kit v0.9.0
 	github.com/go-sql-driver/mysql v1.4.1
-	github.com/golang/protobuf v1.2.0
+	github.com/golang/protobuf v1.3.2
 	github.com/gorilla/context v1.1.1
 	github.com/gorilla/websocket v1.4.0
 	github.com/kelseyhightower/envconfig v1.3.0
 	github.com/pkg/errors v0.8.1
 	github.com/sirupsen/logrus v1.3.0
-	golang.org/x/net v0.0.0-20190225153610-fe579d43d832
-	google.golang.org/genproto v0.0.0-20190219182410-082222b4a5c5
-	google.golang.org/grpc v1.18.0
+	golang.org/x/net v0.0.0-20190628185345-da137c7871d7
+	google.golang.org/genproto v0.0.0-20190716160619-c506a9f90610
+	google.golang.org/grpc v1.22.0
 )
+
+go 1.13