Added Json report type.
Merge branch 'json-support' of https://github.com/jeffslofish/PHP_CodeSniffer
Fix typo in config.
Merge pull request #127 from nubs/config-typo

Fix typo in config.
Merge branch 'master' of https://github.com/squizlabs/PHP_CodeSniffer
Merge branch 'master' of https://github.com/nubs/PHP_CodeSniffer
Updated JOSN report format + changelog
Fixed typo in comment
Fixed typo in changelog