+20181110
+ + several workarounds to ensure proper C compiler used in parts of
+ Ada95 tree.
+ + update config.guess, config.sub from
+ http://git.savannah.gnu.org/cgit/config.git
+
+20181027
+ + add OpenGL clients alacritty and kitty -TD
+ + add Smulx for tmux, vte-2018 -Nicholas Marriott
+
+20181020
+ + ignore $TERMINFO as a default value in configure script if it came
+ from the infocmp -Q option.
+ + allow value for --with-versioned-syms to be a relative pathname
+ + add a couple of broken-linker symbols to the list of versioned
+ symbols to help with link-time optimization versus weak symbols.
+ + apply shift/control/alt logic when decoding xterm's 1006 mode to
+ wheel-mouse events (Redhat #1610681).
+