Removed clean task in favor of Pelican's own output directory cleanup.
Added article about random color generator as a draft.
Added hexagon images used in post.
Added lazy hack to fabric script for auto-reloading content creation and serving.
Added fallback 'monospace' font for code listings and literals.
Combined background properties to shorthand.
Edited and completed hexagon tilings part 3: coloring.
Added final supporting image.
Fixed a few typographic errors and shortcomings; aligned the last image properly.
Merge pull request #5 from edelooff/hexagons-part-three

Hexagons part three