Fixing spam link

README.md

@@ -303,7 +303,7 @@ MIT License
 
 This is state machine is used extensively on the [Made With Monster Love](http://www.madewithmonsterlove.com) title [Cadence](http://store.steampowered.com/app/362800/Cadence/), a puzzle game about making music.  
 
-This library owes its origins to the state machine found at http://unitygems.com/ (available via [The Internet Archive](http://web.archive.org/web/20140902150909/http://unitygems.com/fsm1/) as of Nov 2014). The original project, however, had many short comings that made usage difficult. Adhering to the principle that a library should do one thing really well, what we have now is perhaps the easiest and most straight forward State Machine in existence for Unity.
+This library owes its origins to the state machine from the now defunct Unity Gems (available via [The Internet Archive](http://web.archive.org/web/20140902150909/http://unitygems.com/fsm1/) as of Nov 2014). The original project, however, had many short comings that made usage difficult. Adhering to the principle that a library should do one thing really well, what we have now is perhaps the easiest and most straight forward State Machine in existence for Unity.
 
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