+20171104
+ + check for interrupt in color-pair initialization of dots_curses.c,
+ dots_xcurses.c
+ + add z/Z zoom feature to test/ncurses.c C/c screens.
+ + add '<' and '>' commands to test/ncurses.c S/s screens, to better
+ test off-by-ones in the overlap/copywin functions.
+
+20171028
+ + improve man/curs_inwstr.3x, correct end-logic for lib_inwstr.c
+ (report by Midolikawa H).
+ + fix typo in a few places for "improvements" (patch by Sven Joachim).
+ + clear the other half of a double-width character on which a line
+ drawing character is drawn.
+ + make test/ncurses.c "s" test easier to understand which subtests are
+ available; add a "S" wide-character overlap test-screen.
+ + modify test/ncurses.c C/c tests to allow for extended color pairs.
+ + add endwin() call in error-returns from test/ncurses.c omitted in
+ recent redesign of its menu (cf: 20170923).
+ + improve install of hashed-db by removing the ".db" file as done for
+ directory-tree terminal databases.
+ + repair a few overlooked items in include/ncurses_defs from recent
+ port/refactoring of test-programs (cf: 20170909).
+ + add test/padview.c, to compare pads with direct updates in view.c
+