Updated Overview (markdown)
Updated Game Design Document (markdown)
Removed sidebar from game design document
Updated Disease Upgrades (markdown)
Merge branch 'master' of https://github.com/Highvolt/FEUPdemic.wiki
More directory restructuring
Updated Dlsease Upgrades (markdown)
Updated DIsease Upgrades (markdown)
Updated Upgrades (markdown)
Updated Home (markdown)