'comments' -> 'remarks' in all README.md files

As in

    sgit -e 's/\([Aa]uthor.*\)comments/\1remarks/g' -e 's/\([Jj]udge.*\)comments/\1remarks/g' '*README.md'

1987/westley/README.md

@@ -31,7 +31,7 @@ which is true symmetry:
 	./westley
 
 
-## Judges' comments:
+## Judges' remarks:
 
 Putchar must exist in the C library and not just as a macro.
 If it fails to compile, add the line:  `#include <stdio.h>`  at the