May 15, 2013 Patch

{{Patch layout
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 * before = May 13, 2013 Patch
 * after =

No patch notes have been released.
 * notes =

Undocumented changes
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 * The International 2013 Interactive Compendium
 * Added new stretch goals.
 * Added a page opposite the prize pool explaining each stretch goal.
 * Added "Your Personal Contribution" tracker.