fix improper use of whitespace in README.md files

The use of the markdown trailing whitespace to indicate
line break should NOT be done when the following line is empty.

This removes such improper use of whitespace in README.md files.

1991/ant/README.md

@@ -4,7 +4,7 @@ Anthony C Howe
 Mortice Kern Systems Inc.	#CL-23  
 35 King St. N			268 Phillip St.  
 Waterloo, On			Waterloo, On		 
-Canada, N2J 2W9			Canada, N2L 6G9  
+Canada, N2J 2W9			Canada, N2L 6G9
 
 ## To build:
 
@@ -93,7 +93,7 @@ Buffer Gap Scheme [Fin80][net90], write a useful and *portable*
 program, and meet the requirements of the IOCCC.  I initially 
 planned to have a mini `curses` built-in like the IOCCC Tetris entry 
 from a previous year, however this was not as portable as using a
-`curses` library with `TERMINFO`/`TERMCAP` support.  
+`curses` library with `TERMINFO`/`TERMCAP` support.
 
 I plan to post follow-ups such as unobfuscated versions and bugs fixes to
 comp.editors.  Reposts of the editor.101, gap.doc, and editor.102 can be found