The entire framework repo (with the exception of system-generated files) has been amended to respect the 120c line-length limit. This is in preparation for the enforcement of this rule with PHP_CodeSniffer.
This also removes the $global_mimetypes that was generating weird errors when both HTTP and Mailer classes tried to modify and use it.
Support of finfo should be straightforward since PHP 5.3 includes that module that default
