[development] t() placeholder changes in HEAD

[Chris Johnson]

Derek Wright wrote:

	[big snip]

> it's way too late in the dev cycle for this, but i'd cast a large vote 
> for a much more coherent way of handling output conversion and 
> sanitizing in the next core API.

Hear, hear!  +1

Coherent APIs lead to better, more reliable code.  :-)

..chrisxj