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DIRECTORY STRUCTURE
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The structure of this repo is like this:

	/res/
			Contains publicly-accessible resources (CSS, etc),
			and themes.
	/res/img/
			Contains uploaded images.
	/res/themes/
			Contains all themes (collections of CSS, images, and
			templates).
	/res/themes/default/
			The theme we're gonna develop and use.
	/res/themes/default/css/
			CSS for the default theme.
	/res/themes/default/templates/
			Templates for the default theme (our HTML).

	--------------------

	/lib/
			Contains PHP files that should be included into every
			PHP file.
	/lib/ext/
			Contains external PHP libraries.

	--------------------

	/public/
			The webroot.
			Contains small, bare PHP files that render webpages.
			Any requests for "/public/res/" will be rediricted by
			the webserver to "/res/".
	/public/*/private/
			PHP files for processing input (I.E., user submits
			a blog)-- everything in */private/ should redirect
			to something in a corresponding */results/ file.
	/public/*/results/
			PHP files for displaying results of processed input
			(I.E., "wow, that's an error" or "hooray, it worked")