typos in fo:region-start, fo:region-end

The following typos have been pointed out in the XSL 1.1 CR:

6.4.17 fo:region-start
...
The inline-progression-dimension of the region-viewport-area is
determined
by the extent trait on the fo:region-after formatting object.
                           ^^^^^^^^^^^^^^^fo:region-start
...

6.4.18 fo:region-end
...
The inline-progression-dimension of the region-viewport-area is
determined
by the extent trait on the fo:region-after formatting object.
                           ^^^^^^^^^^^^^^^fo:region-end

These typos will be corrected in the PR version.

Paul Grosso
for the XSL FO SG