refactor: migration Negroni from codegangsta to urfave

middlewares/accesslog/save_backend.go

@@ -6,7 +6,7 @@ import (
 	"strings"
 	"time"
 
-	"github.com/codegangsta/negroni"
+	"github.com/urfave/negroni"
 	"github.com/vulcand/oxy/utils"
 )
 

middlewares/authenticator.go

@@ -7,9 +7,9 @@ import (
 	"strings"
 
 	"github.com/abbot/go-http-auth"
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/log"
 	"github.com/containous/traefik/types"
+	"github.com/urfave/negroni"
 )
 
 // Authenticator is a middleware that provides HTTP basic and digest authentication

middlewares/authenticator_test.go

@@ -8,10 +8,10 @@ import (
 	"os"
 	"testing"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/testhelpers"
 	"github.com/containous/traefik/types"
 	"github.com/stretchr/testify/assert"
+	"github.com/urfave/negroni"
 )
 
 func TestAuthUsersFromFile(t *testing.T) {

middlewares/error_pages_test.go

@@ -7,9 +7,9 @@ import (
 	"strconv"
 	"testing"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/types"
 	"github.com/stretchr/testify/assert"
+	"github.com/urfave/negroni"
 )
 
 func TestErrorPage(t *testing.T) {

middlewares/ip_whitelister.go

@@ -5,9 +5,9 @@ import (
 	"net"
 	"net/http"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/log"
 	"github.com/pkg/errors"
+	"github.com/urfave/negroni"
 )
 
 // IPWhitelister is a middleware that provides Checks of the Requesting IP against a set of Whitelists

middlewares/ip_whitelister_test.go

@@ -7,10 +7,10 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/testhelpers"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
+	"github.com/urfave/negroni"
 )
 
 func TestNewIPWhitelister(t *testing.T) {

middlewares/prometheus_test.go

@@ -8,13 +8,13 @@ import (
 	"strings"
 	"testing"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/testhelpers"
 	"github.com/containous/traefik/types"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
 	dto "github.com/prometheus/client_model/go"
 	"github.com/stretchr/testify/assert"
+	"github.com/urfave/negroni"
 )
 
 func TestPrometheus(t *testing.T) {

middlewares/recover.go

@@ -3,8 +3,8 @@ package middlewares
 import (
 	"net/http"
 
-	"github.com/codegangsta/negroni"
 	"github.com/containous/traefik/log"
+	"github.com/urfave/negroni"
 )
 
 // RecoverHandler recovers from a panic in http handlers

middlewares/recover_test.go

@@ -5,7 +5,7 @@ import (
 	"net/http/httptest"
 	"testing"
 
-	"github.com/codegangsta/negroni"
+	"github.com/urfave/negroni"
 )
 
 func TestRecoverHandler(t *testing.T) {