Upgraded Netty to 3.6.6.Final.
Fixed issue #61 - Large Chunked Request Causes Errors.  Added HttpChunkAggregator to the
  pipeline.
* Added RestExpress.setMaxContentSize(int) to allow limiting of total content length of requests
  even if chunked.  Default max content size is 25K.
* Added RestExpress.iterateRouteBuilders(Callback<RouteBuilder> callback) to facilitate
  plugins, etc. augmenting or extracting information from the declared routes.
[maven-release-plugin] prepare release RestExpress-0.9.3