'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'

2014/endoh1/README.md

@@ -25,7 +25,7 @@ make main
 ./main Hello
 ```
 
-## Judges' comments:
+## Judges' remarks:
 
 Big terminals with tiny fonts have their uses in certain cases.
 One of them is:
@@ -40,7 +40,7 @@ When using a smart phone to read the output, you may need to
 step back to see the bigger picture because that picture is worth
 more than 1000 words.
 
-## Author's comments:
+## Author's remarks:
 
 ### Remarks