cmd/lncli: switch to urfave/cli instead of codegangsta/cli

The original project has been migrated to a new user. Currently git
redirects are served from the old repository to the newness. However
since development has witched to this new repository we update our
imports for clarity.

cmd/lncli/commands.go

@@ -9,9 +9,9 @@ import (
 	"os"
 	"strings"
 
-	"github.com/codegangsta/cli"
 	"github.com/lightningnetwork/lnd/lnrpc"
 	"github.com/roasbeef/btcd/wire"
+	"github.com/urfave/cli"
 	"golang.org/x/net/context"
 )
 

cmd/lncli/main.go

@@ -4,8 +4,8 @@ import (
 	"fmt"
 	"os"
 
-	"github.com/codegangsta/cli"
 	"github.com/lightningnetwork/lnd/lnrpc"
+	"github.com/urfave/cli"
 
 	"google.golang.org/grpc"
 )