Long options which are available for both the `phpcs` as well as the `phpcbf` command.
{@internal This should be a constant array, but those aren't supported until PHP 5.6.}
const DEFAULT_LONG_OPTIONS = 'basepath,bootstrap,colors,encoding,error-severity,exclude,extensions,file,file-list,filter,ignore,ignore-annotations,no-colors,parallel,php-ini,report-width,runtime-set,severity,sniffs,standard,stdin-path,tab-width,version,vv,vvv,warning-severity';