Fix violations detected by phpcs (PHP_CodeSniffer).
# To fix issues in the specified directory (defaults to the PEAR standard):
phpcbf <path/to/directory>
# To display a list of installed coding standards:
phpcbf -i
# To specify a coding standard to validate against:
phpcbf <path/to/directory> --standard <standard>
# To specify comma-separated file extensions to include when sniffing:
phpcbf <path/to/directory> --extensions <file_extension(s)>
# To a comma-separated list of files to load before processing:
phpcbf <path/to/directory> --bootstrap <file(s)>
# To don't recurse into subdirectories:
phpcbf <path/to/directory> -l