Added version information for all classes

SourceFiles/Vigenere.cpp

@@ -1,7 +1,7 @@
 //Ciphers/SourceFiles/Vigenere.cpp
 //Matthew Ellison
 // Created: 4-29-18
-//Modified; 5-5-18
+//Modified: 5-16-18
 //This file contains the implementation of the Vigenere class
 
 #include "../Headers/Vigenere.hpp"
@@ -10,6 +10,12 @@
 #include <cctype>
 
 
+/**
+ * @brief The current library's version number
+ * 
+ */
+const std::string Vigenere::version = "1.0";
+
 /**
  * @brief Construct a new Vigenere object
  * 
@@ -212,3 +218,12 @@ void Vigenere::reset(){
 	inputString = outputString = keyword = "";
 	offset.clear();
 }
+
+/**
+ * @brief Returns a string containing the version information
+ * 
+ * @return The version information
+ */
+std::string Vigenere::getVersion(){
+	return version;
+}