* rewriten `load()` method to use regex
* added tldGroup to `Result`
* added Additional.php file to outsource missing tlds 
* added some .FJ second-level domain names because they were missing in
the Mozilla list
* added type to composer.json
* added validHostname to XML output
* changed exception handling - ConnectionException will only be thrown
if there is no cache file and no internet connection
* changed link to changelog in README.md