Stylistic amendment

There is no such word as "autentykacja", it should be used word "autoryzacja". Stylystic change in second message.
"Autoryzacja" isn't proper word in this context.
Enable debug output during tests - increases coverage!
Reorder tests to fail faster
Depend on PHPUnit 4.0.x
Reorder authors
Docs cleanup, some markdown, make file comments consistent
Add HTML5 email address validation pattern
Fix language path if CWD has changed (fixes #205)
Remove setting return-path header, fixes #210, #144
Changelog
Merge pull request #8 from marcin-github/master

Polish language update
Merge branch 'master' of https://github.com/PHPMailer/PHPMailer