Bug fixing.

README.md

@@ -23,7 +23,8 @@ Available options:
 This is important because makes searching for last login easier and it's even more comfortable.
 - The file `users.dat` is a simple text file containing usernames in the format
 `firstname.lastname serialNumber`, one for each line.
-- The `login` and `logout` functions now work with serial numbers as well.
+- The `login` and `logout` functions now work with serial numbers and
+with nicknames as well.
 
 
 ## ToDo

welab

@@ -34,12 +34,14 @@ def help(scriptName, forWhat):
         print "usage: " + scriptName + " login <username>"
         print HOSTNAME + ": Username format is 'first.last' or 'XXXXXX'"
         print "                where XXXXXX is your serial number."
+        print "                You can even use an alias if defined."
         sys.exit()
 
     elif forWhat == "logout":
         print "usage: " + scriptName + " logout <username>"
         print HOSTNAME + ": Username format is 'first.last'"
         print "                where XXXXXX is your serial number."
+        print "                You can even use an alias if defined."
         sys.exit()
 
     elif forWhat == "show":