+20130831
+ + modify test/ncurses.c b/B tests to display lines only for the
+ attributes which a given terminal supports, to make room for an
+ italics test.
+ + completed ncv table in terminfo.tail; it did not list the wide
+ character codes listed in X/Open Curses issue 7.
+ + add A_ITALIC extension (prompted by discussion with Egmont Koblinger).
+