added issue jakesgordon#93 to RELEASE_NOTES

Author: jakesgordon

RELEASE_NOTES.md

@@ -21,6 +21,7 @@ Version 2.4.0 (ETA - December 2016)
  * added npm install instructions to readme
  * fix for javascript error when running in jasmine/node (issue #88)
  * exclude build files from bower install (pull request #75)
+ * ensure WILDCARD events are included in list of available transitions() (issue #93)
 
 Version 2.3.5 (January 20 2014)
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