be set at construct time") and CONSTRUCT_ONLY ("can only be set at
construct time") properties, rather than marking them all
"construct-only".
* gnome/gnome-api.raw:
* gtk/gtk-api-2.4.raw:
* gtk/gtk-api-2.6.raw: Regen, causing a few formerly-read-only
properties to become writable.
svn path=/trunk/gtk-sharp/; revision=45767