Camel 2.8 - Throttler XML changed a bit

When rider IDE suppose Camel 2.8, then the throttler XML has changed slightly to accomodate the other EIPs.

See release notes
http://camel.apache.org/camel-280-release.html

And wiki page for example (eg the 2.8 onward example)
http://camel.apache.org/throttler.html