Major refactor for Cobra and new pkg/app structure for wwctl

internal/app/wwctl/root.go

@@ -9,16 +9,14 @@ import (
 var (
 	rootCmd = &cobra.Command{
 		Use:                "wwctl",
-		Short:              "Warewulf CTL",
-		Long:               "Fuzzball CLI is an application for interacting with a Fuzzball Service.",
+		Short:              "Warewulf Control",
+		Long:               "Control interface to the Cluster Warewulf Provisioning System.",
 		PersistentPreRunE:  rootPersistentPreRunE,
 	}
 	verboseArg bool
 	debugArg bool
 )
 
-
-
 func init() {
 	rootCmd.PersistentFlags().BoolVarP(&verboseArg, "verbose", "v", false, "Run with increased verbosity.")
 	rootCmd.PersistentFlags().BoolVarP(&debugArg, "debug", "d", false, "Run with debugging messages enabled.")