Add a log entry when the size is invalid
Add a log entry when the size is invalid

The invalid size error now logs a message in Symphony's log.
The referrer is added in the log message, if present.

avanteweb/jit_image_manipulation,DavidOliver/jit_image_manipulation,DavidOliver/jit_image_manipulation,avanteweb/jit_image_manipulation