updated "function" to descriptive condition building and changed example to use a function on the "User" prototype
use the same example but remove the notion of responsibility
switch to regexp for example
Merge pull request #9 from wilmoore/descriptive-conditions

added "function" to descriptive condition
fix minor mistake calling isValidPassword boolean like function

example snippet has isValidPassword

Also spell out password as there is no standard abbreviation for this. It is common to see pw, pass, passw, pword, etc.
Merge pull request #10 from focusaurus/patch-1

fix minor mistake calling isValidPassword boolean like function