Add VERSION & CHANGELOG.md

# Changelog

## 2.0.0

* Add version and Changelog

* Add enum type

* Improve list property input

* Replace message functions by bashopts_log function

* Consider invalid default value as a non fatal error

## 1.3.1

* Minor fix

## 1.3.0

* add BASH version check

* generic option var name to uppercase

* add bashopts_diplay_help_delayed

## 1.2.3

* [FIX] column width detection

## 1.2.2

* no need anymore to add -i for shell width detection

* spelling fixes

## 1.2.1

* [FIX] add test case 25, 26 & 27: fix required value

## 1.2

* [FIX] add test case 24 & minor upadtes

* Fix interactive not re ask in check failure

* Add bashopts_export_opts function

* README update

* Remove deprecated function

## 1.1.2

* Fix default value check for the add method

## 1.1.1

* Create parent settings file directory if not exists

## 1.1.0

* Add mode non interactive as default mode option

* Option process rewrite

## 1.0.0

* First stable release

2.0.0

set -e

BASHOPTS_VERSION=2.0.0

bashopts_exit_handle() {

  local err=$?

  set +o xtrace