Update v2.0.0.md

ryanflorence · ryanflorence · commit 7482d31ab6de · 2015-12-30T11:52:00.000-08:00
diff --git a/upgrade-guides/v2.0.0.md b/upgrade-guides/v2.0.0.md
@@ -4,7 +4,7 @@
 
 ### Goals
 
-1. Clear up the coupling between History and Router with sipler APIs.
+1. Clear up the coupling between History and Router with simpler APIs.
 
 2. Provide cleaner integrations with other libraries like Redux, Relay, Async Props etc.
 
