docs: attempt to simplify app/server/recipe CLI docs [ci skip]

cli/app/app.go

@@ -7,12 +7,12 @@ import (
 // AppCommand defines the `abra app` command and ets subcommands
 var AppCommand = &cli.Command{
 	Name:      "app",
-	Usage:     "Manage your apps",
+	Usage:     "Manage apps",
 	ArgsUsage: "<app>",
 	Description: `
-This command provides all the functionality you need to manage the lifecycle of
-your apps. From initial deployment to day-2 operations (e.g. backup/restore) to
-scaling apps up and spinning them down.
+This command provides all the functionality you need to manage the life cycle
+of your apps. From initial deployment, day-2 operations (e.g. backup/restore)
+to scaling apps up and spinning them down.
 `,
 	Subcommands: []*cli.Command{
 		appNewCommand,