[NTG-context] characterspacing not always working in LMTX

[Arthur Reutenauer]

On Wed, Jan 15, 2020 at 11:29:35AM +0100, Taco Hoekwater wrote:
> Dutch typesetting had some rules for thin spaces in a transition period from full spaces (early) to no spaces (modern).
> 
> Much of this change happened in the (late) 19th century, so I guess it had more to do with linotype/monotype than with modern digitisation.

  I think it happened at about the same time for English.  Before that
it was pretty universal.  See https://archive.org/details/worksbenjaminfr06spargoog/page/n12
for just one example.

  (The thin space in that example is really thin! -- but it’s definitely
there)

	Best,

		Arthur