+20180728
+ + improve documentation regarding feature-test macros in curses.h
+ + improve documentation regarding the virtual and physical screens.
+ + formatting fixes for manpages, regenerate man-html documentation.
+
+20180721
+ + build-fixes for gcc8.
+ + corrected acsc for wy50 -TD
+ + add wy50 and wy60 shifted function-keys as kF1 to kF16 -TD
+ + remove ansi+rep mis-added to interix in 2018-02-23 -TD
+