Update README.md

Author: Ed Fricker

README.md

@@ -12,7 +12,7 @@ Creatubbles Web Services API
 
 A Java library to assist in interations between Java applications and the Creatubbles Web Services API
 
-Please check out the [Creatubbles API documentation](https://stateoftheart.creatubbles.com/api) to see the structure of calls to and responses back from the Web Service
+Please check out the [Creatubbles API documentation](https://developers.creatubbles.com/api) to see the structure of calls to and responses back from the Web Service
 
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 Contributing To This Project