+20190202
+ + modify rpm test-package ".spec" file to work around naming conflict
+ with Redhat's package for ncurses6.
+ + modify no-leaks code in test/picsmap to avoid non-standard tdestroy.
+ + amend change to configure script which altered the top-level makefile
+ to avoid attempting to install the terminfo database when it was not
+ configured, to allow for installing the ".pc" files which are also
+ in the misc directory (report by Steve Wills).
+