Upgrade to Atmosphere client 2.0.8.vaadin1

Change-Id: Icd2ebf5362976ec1d327f9a51149960d70930d45

push/ivy.xml

@@ -3,7 +3,7 @@
 <!-- Keep the version number in sync with build.xml -->
     <!ENTITY atmosphere.runtime.version "2.0.3.vaadin1">
     
-    <!ENTITY atmosphere.js.version "2.0.3.vaadin2">
+    <!ENTITY atmosphere.js.version "2.0.8.vaadin1">
 ]>
 <ivy-module version="2.0"
     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"