They lied.
This is most likely a list of what they'd like to see.
There is no information about the next expansion yet. If there is one, it won't be announced until the summer time around Fan Faire (which is usually late July, early August.)
Gear in Underfoot already has somewhere around 1.5K stats.
Devs stated numerous times they have no intention to do a 3.0 While this could always change, they aruge that in the time it takes to create one epic for one class, they could create a whole raid (or a zone) and that the time is better spent making content that everyone could use over and over rather than something that one class could use once.