misc clean up

README.md

@@ -1,4 +1,4 @@
 Crail Website
 ================================
 
-This is the source for the crail website available at www.crail.io. 
+This is the source for the Apache Crail (Incubating) website available at http://crail.incubator.apache.org/. 

_posts/blog/2017-01-17-sorting.md

@@ -203,5 +203,5 @@ All the components required to run the sorting benchmark using Spark/Crail are o
 -i /terasort-input-1280g -o /terasort-output-1280g
 ```
 
-Have questions or comments? Feel free to discuss at the dev mailing list at <a href="mailto:dev@crail.apache.org">dev@crail.apache.org</a>
+Have questions or comments? Feel free to discuss at the dev mailing list at <a href="mailto:dev@crail.incubator.apache.org">dev@crail.incubator.apache.org</a>
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