README-en.md edited online with Bitbucket

README-en.md

@@ -103,7 +103,6 @@ A main weakness of the Caesar cipher is that every letter in the cleartext messa
 | cleartext       | P | E | T |
 |-----------------|---|---|---|
 | keyword         | B | E | D |
-|-----------------|---|---|---|
 | ciphered text   | Q | I | X |
 
 **Figure 4.** Letter ‘P’ in the cleartext is shifted by 1 to ‘Q’  as indicated by the corresponding letter in the keyword (B).   Letter ‘E’ in the cleartext is shifted by 4 to ‘I’  as indicated by the corresponding letter in the keyword (E).   Letter ‘T’ in the cleartext is shifted by 3 to ‘X’  as indicated by the corresponding letter in the keyword (D).