Changes

In the PHP community, as well as every other development community, there has been a long-standing tradition of establishing 'Coding Standards' that specify how developers should format their code. So, the [http://www.php-fig.org/ PHP Framework Interop(ability) Group] came up with <abbr title="PHP Standard Recommendation">[http://www.php-fig.org/psr/psr-1/ PSR-1]</abbr> and <abbr title="PHP Standard Recommendation">[http://www.php-fig.org/psr/psr-2/ PSR-2]</abbr> that deal with the issue specifically.