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* HTTP error messages now 403, 404 and 500 as in #128 and #127.
* More examples on dealing with cache through bash `bin/cache.bash`, #129.
* Added conversion to sRGB using option `?srgb`. #120.
* Added Gitter badge to README, #126.
* Fix proper download url in README, #125.
* Change path in `webroot/htaccess` to make it work in current environment.