Update iris example to v12

_examples/go.mod

@@ -3,39 +3,22 @@ module examples
 go 1.12
 
 require (
-	github.com/BurntSushi/toml v0.3.1 // indirect
-	github.com/Joker/jade v1.0.0 // indirect
-	github.com/Shopify/goreferrer v0.0.0-20181106222321-ec9c9a553398 // indirect
 	github.com/ajg/form v1.5.1 // indirect
-	github.com/aymerick/raymond v2.0.2+incompatible // indirect
 	github.com/dgrijalva/jwt-go v3.0.0+incompatible
-	github.com/eknkc/amber v0.0.0-20171010120322-cdade1c07385 // indirect
 	github.com/fasthttp-contrib/websocket v0.0.0-20160511215533-1f3b11f56072
-	github.com/fatih/structs v1.0.0 // indirect
-	github.com/flosch/pongo2 v0.0.0-20190707114632-bbf5a6c351f4 // indirect
 	github.com/gavv/httpexpect v2.0.0+incompatible
-	github.com/gavv/monotime v0.0.0-20190418164738-30dba4353424 // indirect
 	github.com/gin-gonic/gin v1.5.0
 	github.com/google/go-querystring v1.0.0 // indirect
-	github.com/gorilla/schema v1.1.0 // indirect
-	github.com/gorilla/websocket v1.0.0
+	github.com/gorilla/websocket v1.4.2
 	github.com/imkira/go-interpol v1.0.0 // indirect
-	github.com/iris-contrib/blackfriday v2.0.0+incompatible // indirect
-	github.com/iris-contrib/formBinder v5.0.0+incompatible // indirect
-	github.com/iris-contrib/go.uuid v2.0.0+incompatible // indirect
-	github.com/iris-contrib/httpexpect v0.0.0-20180314041918-ebe99fcebbce // indirect
 	github.com/k0kubun/colorstring v0.0.0-20150214042306-9440f1994b88 // indirect
-	github.com/kataras/golog v0.0.0-20190624001437-99c81de45f40 // indirect
-	github.com/kataras/iris v11.1.0+incompatible
-	github.com/kataras/pio v0.0.0-20190103105442-ea782b38602d // indirect
-	github.com/klauspost/compress v1.4.1 // indirect
+	github.com/kataras/iris/v12 v12.1.8
+	github.com/klauspost/compress v1.9.8 // indirect
 	github.com/labstack/echo v3.1.0+incompatible
 	github.com/labstack/gommon v0.2.9 // indirect
-	github.com/microcosm-cc/bluemonday v1.0.2 // indirect
 	github.com/moul/http2curl v1.0.0 // indirect
 	github.com/onsi/ginkgo v1.10.1 // indirect
 	github.com/onsi/gomega v1.7.0 // indirect
-	github.com/ryanuber/columnize v2.1.0+incompatible // indirect
 	github.com/sergi/go-diff v1.0.0 // indirect
 	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
 	github.com/smartystreets/goconvey v0.0.0-20190731233626-505e41936337 // indirect
@@ -47,6 +30,6 @@ require (
 	github.com/yudai/gojsondiff v1.0.0 // indirect
 	github.com/yudai/golcs v0.0.0-20170316035057-ecda9a501e82 // indirect
 	github.com/yudai/pp v2.0.1+incompatible // indirect
-	golang.org/x/net v0.0.0-20190724013045-ca1201d0de80 // indirect
 	google.golang.org/appengine v1.0.0
+	gopkg.in/yaml.v2 v2.2.8 // indirect
 )