refactor: moving logging to command functions

easier to unit test our util commands like this

cli/app.go

@@ -56,7 +56,10 @@ var appListCommand = &cli.Command{
 		// FIXME: Needs to use flags
 		// TODO: Sorting of output to make servers in alphabetical
 		// Looks like sorting a 2d slice of strings might be messy though
-		apps := config.LoadAppFiles()
+		apps, err := config.LoadAppFiles()
+		if err != nil {
+			logrus.Fatal(err)
+		}
 		tableCol := []string{"Name", "Type", "Server"}
 		table := createTable(tableCol)
 		for name, appFile := range apps {