Factor each commmand into its own package

cmd/cleanup/cleanup.go

@@ -0,0 +1,27 @@
+package cleanup
+
+import (
+	"github.com/ncw/rclone/cmd"
+	"github.com/ncw/rclone/fs"
+	"github.com/spf13/cobra"
+)
+
+func init() {
+	cmd.Root.AddCommand(cleanupCmd)
+}
+
+var cleanupCmd = &cobra.Command{
+	Use:   "cleanup remote:path",
+	Short: `Clean up the remote if possible`,
+	Long: `
+Clean up the remote if possible.  Empty the trash or delete old file
+versions. Not supported by all remotes.
+`,
+	Run: func(command *cobra.Command, args []string) {
+		cmd.CheckArgs(1, 1, command, args)
+		fsrc := cmd.NewFsSrc(args)
+		cmd.Run(true, command, func() error {
+			return fs.CleanUp(fsrc)
+		})
+	},
+}