- Add ncurses patch 20200215
+ improve manual page for panel library, extending the portability
section as well as documenting error-returns.
+ show tic's version when installing terminal database in run_tic.sh
+ correct check for gcc vs other compilers used in ncurses 6.0, from
FreeBSD patch by Kyle Evans (cf: 20150725).
+ add notes for 6.2 to INSTALL.

- Update to ncurses 6.2 (patch 20200212)
* Add 20200212 6.2 release for upload to ftp.gnu.org
+ update release notes
+ minor build-fixes, mostly to test-package scripts
* Add ncurses patch20200208
+ modify check for sizeof(wchar_t) to ensure it gives useful result
when cross-compiling.
+ drop assumption in configure script that Cygwin's linker is broken.
+ define NCURSES_BROKEN_LINKER if the broken-linker feature is used,
to simplify configure-checks for ncurses-examples.
* Add ncurses patch20200202
+ reassert copyright on ncurses, per discussion in ncurses FAQ:
https://invisible-island.net/ncurses/ncurses.faq.html#relicensed
* Add ncurses patch20200201
+ modify comparison in make_hash.c to correct a special case in
collision handling for Caps-hpux11
+ add testing utility report_hashing to check hash-tables used for
terminfo and termcap names.
+ fix a missing prototype for _nc_free_and_exit().
+ update a few comments about tack 1.07
+ use an awk script to split too-long pathnames used in Ada95 sample
programs for explain.txt