Feature - Paulus Composer compatibility upgrade

This PR is a follow up to Rican7/Paulus#10 and Rican7/Paulus#11 to ensure compatibility with our new version constraints and aliasing.

V-simple.

Since I've re-indented the composer.json file (it was 3-spaces... wat), here's a convenient link to look at the file diff without whitespace changes: https://github.com/onemightyroar/PHP-Paulus-Components/pull/4/files?w=1