Merge "Better error message" into main

            val command = CommandOptions(args)

            invoke(command)

        } catch (ex: InvalidCommandException) {

            println("\n${ex.message}\n")

            println("InvalidCommandException: \n${ex.message}\n")

            showHelpAndExit()

        } catch (ex: CodeProcessingException) {

            println("\n${ex.message}\n")

            println("CodeProcessingException: \n${ex.message}\n")

            exitProcess(1)

        }

    }