* [44: Consider allowing to set custom slugs instead of generating a short code](https://github.com/shlinkio/shlink/issues/44)
* [47: Allow to limit short codes availability by date range](https://github.com/shlinkio/shlink/issues/47)
**Enhancements:**
* [86: Drop support for PHP 5](https://github.com/shlinkio/shlink/issues/86)
* [101: Make actions just capture very specific exceptions, and let the ErrorHandler catch any other exception](https://github.com/shlinkio/shlink/issues/101)
* [104: Use different templates for requested-short-code-does-not-exist and route-could-not-be-match](https://github.com/shlinkio/shlink/issues/104)
**Tasks**
* [99: Replace AnnotatedFactory by ConfigAbstractFactory](https://github.com/shlinkio/shlink/issues/99)
* [100: Replace twig by plates](https://github.com/shlinkio/shlink/issues/100)
* [57: Add database migrations system to improve updating between versions](https://github.com/shlinkio/shlink/issues/57)
* [31: Add support for other database management systems by improving the EntityManager factory](https://github.com/shlinkio/shlink/issues/31)
* [51: Generate build process to paquetize the app and ease distribution](https://github.com/shlinkio/shlink/issues/51)
* [38: Define installation script. It will request dynamic data on the fly so that there is no need to define env vars](https://github.com/shlinkio/shlink/issues/38)
* [55: Create update script which does not try to create a new database](https://github.com/shlinkio/shlink/issues/55)
* [54: Add cache namespace to prevent name collisions with other apps in the same environment](https://github.com/shlinkio/shlink/issues/54)
* [29: Use the acelaya/ze-content-based-error-handler package instead of custom error handler implementation](https://github.com/shlinkio/shlink/issues/29)
* [40: Take into account the X-Forwarded-For header in order to get the visitor information, in case the server is behind a load balancer or proxy](https://github.com/shlinkio/shlink/issues/40)
* [6: Remove dependency on expressive helpers package](https://github.com/shlinkio/shlink/issues/6)
* [30: Replace the "services" first level config entry by "dependencies", in order to fulfill default Expressive name](https://github.com/shlinkio/shlink/issues/30)
* [9: Use symfony/console to dispatch console requests, instead of trying to integrate the process with expressive](https://github.com/shlinkio/shlink/issues/9)
* [8: Create a REST API](https://github.com/shlinkio/shlink/issues/8)
* [10: Add more CLI functionality](https://github.com/shlinkio/shlink/issues/10)