feat: switch back to upstream versions of cobra, viper, pflag

irma/cmd/scheme.go

 package cmd
 
-import "github.com/sietseringers/cobra"
+import "github.com/spf13/cobra"
 
 // schemeCmd represents the scheme command
 var schemeCmd = &cobra.Command{

irma/cmd/server-check.go

@@ -5,7 +5,7 @@ import (
 
 	"github.com/go-errors/errors"
 	"github.com/privacybydesign/irmago/server/requestorserver"
-	"github.com/sietseringers/cobra"
+	"github.com/spf13/cobra"
 )
 
 var serverCheckCmd = &cobra.Command{

irma/cmd/server-run.go

 package cmd
 
-import "github.com/sietseringers/cobra"
+import "github.com/spf13/cobra"
 
 var serverRunCmd = &cobra.Command{
 	Use:   "run",

irma/cmd/server.go

@@ -9,8 +9,8 @@ import (
 	irma "github.com/privacybydesign/irmago"
 	"github.com/privacybydesign/irmago/server"
 	"github.com/privacybydesign/irmago/server/requestorserver"
-	"github.com/sietseringers/cobra"
-	"github.com/sietseringers/viper"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
 )
 
 var (

irma/cmd/session.go

@@ -13,8 +13,8 @@ import (
 	irma "github.com/privacybydesign/irmago"
 	"github.com/privacybydesign/irmago/server"
 	"github.com/privacybydesign/irmago/server/irmaserver"
-	"github.com/sietseringers/cobra"
 	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
 	prefixed "github.com/x-cray/logrus-prefixed-formatter"
 )
 

irma/cmd/sign.go

@@ -16,7 +16,7 @@ import (
 	"github.com/privacybydesign/gabi/signed"
 	irma "github.com/privacybydesign/irmago"
 	"github.com/privacybydesign/irmago/internal/common"
-	"github.com/sietseringers/cobra"
+	"github.com/spf13/cobra"
 )
 
 // signCmd represents the sign command

irma/cmd/update.go

@@ -7,7 +7,7 @@ import (
 	"github.com/go-errors/errors"
 	irma "github.com/privacybydesign/irmago"
 	"github.com/privacybydesign/irmago/internal/common"
-	"github.com/sietseringers/cobra"
+	"github.com/spf13/cobra"
 )
 
 var updateCmd = &cobra.Command{

irma/cmd/verify.go

@@ -8,7 +8,7 @@ import (
 	"github.com/go-errors/errors"
 	irma "github.com/privacybydesign/irmago"
 	"github.com/privacybydesign/irmago/internal/common"
-	"github.com/sietseringers/cobra"
+	"github.com/spf13/cobra"
 )
 
 // verifyCmd represents the verify command