Update default gems list at ecf32dbfc0 [ci skip]

NEWS.md

@@ -153,7 +153,7 @@ Note: We're only listing outstanding class updates.
     * io-wait 0.2.3
     * ipaddr 1.2.4
     * logger 1.5.1
-    * net-http 0.2.1.pre1
+    * net-http 0.2.2
     * net-protocol 0.1.3
     * ostruct 0.5.5
     * reline 0.3.1