'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'

2005/persano/README.md

@@ -28,7 +28,7 @@ watch closely at the bottom of the picture (you may need to use
 "gifsicle" - a great tool to manipulate animated GIFs - to slow down the
 animation and to compress the GIFs generated by the entry).
 
-## Judges' comments:
+## Judges' remarks:
 
 If your system is one of those that distinguish between text and binary
 streams, you must know what to do to switch the standard output into
@@ -42,7 +42,7 @@ Solving the author's exercises below may or may not help.
 At the time of judging, the approximation of π used in the program could
 not be found on mathworld.com.
 
-## Author's comments:
+## Author's remarks:
 
 ### NAME