Don't use snapshot netty version

This at least allows the test to run. This is not the most
recent version of netty as it appears the API changed between CR and final.

netty/pom.xml

@@ -12,7 +12,7 @@
     <dependency>
     	<groupId>io.netty</groupId>
     	<artifactId>netty-codec-http</artifactId>
-    	<version>4.0.0.CR7-SNAPSHOT</version>
+    	<version>4.0.0.CR7</version>
     </dependency>
 	 <dependency>
 		<groupId>com.fasterxml.jackson.core</groupId>