Update error messages and test names

src/main/java/com/mattrixwv/cipherstream/monosubstitution/Baconian.java

@@ -1,7 +1,7 @@
 //CipherStreamJava/src/test/java/com/mattrixwv/CipherStreamJava/Baconian.java
 //Mattrixwv
 // Created: 01-12-22
-//Modified: 05-04-23
+//Modified: 04-19-24
 package com.mattrixwv.cipherstream.monosubstitution;
 
 
@@ -76,14 +76,14 @@ public class Baconian{
 
 			//Make sure each letter contains 5 characters
 			if(str.length() != 5){
-				throw new InvalidCharacterException("All Baconian letters contain exactly 5 characters: " + str);
+				throw new InvalidCharacterException("All Baconian 'letters' contain exactly 5 characters. Invalid 'letter': " + str);
 			}
 
 			//Make sure the letter contains only a's and b's
 			logger.debug("Replacing all non-abAB characters");
 			String temp = str.replaceAll("[^abAB]", "");
 			if(!temp.equals(str)){
-				throw new InvalidCharacterException("Baconian letters contain only a's and b's: " + str);
+				throw new InvalidCharacterException("Baconian 'letters' contain only a's and b's. Invalid 'letter': " + str);
 			}
 		}