+20190720
+ + fix a few warnings for gcc 4.x
+ + add some portability/historical details to the tic, toe and infocmp
+ manual pages.
+ + correct fix for broken link from terminfo(5) to tabs(1) manpage
+ (report by Sven Joachim).
+
+20190713
+ + change reset's behavior for margins to simply clear soft-margins if
+ possible, rather than clearing and then setting them according to the
+ terminal's width (suggested by Thomas Wolff).
+ + correct order of one wbkgd versus start_color call in test/padview.c
+