Added version history to the shell source file.

src/shell.c

@@ -1,3 +1,13 @@
+/*
+	Version History
+		
+		0.0.0.1: Intial Release
+
+		0.0.1.2: Added support for the backspace key.
+		
+		0.0.2.0: Fixed a bug allowing the user to delete all screen
+				 content by simply holding the backspace key.
+*/
 #include "../include/shell.h"
 #include "../include/scrn.h"
 #include "../include/system.h"
@@ -47,7 +57,7 @@ void execmd()
 	}
 	if(strcmp(commandbuffer, "version"))
 	{
-		puts("\nInteractive Shell Version 0.0.1.2\n");
+		puts("\nInteractive Shell Version 0.0.2.0\n");
 	}
 	else if(strcmp(commandbuffer,"cls"))
 	{