Randomly chooses a file from a specified directory and displays it when a new Chrome tab is created. Useful for getting through directories of research papers.
Soon to be packaged as a proper extension in the Chrome store when it's a bit more friendly. Currently, there is no input sanitization.
// FUTURE TODO: Weight the random by file age.
// FUTURE TODO: Make it work without turning on the built-in pdf reader
// FUTURE TODO: Mark as read button.