README.md in fibon-0.0.3 vs README.md in fibon-0.0.5

@@ -16,14 +16,27 @@
 
     $ gem install fibon
 
 ## Usage
 
-The command Fibonacci.place(number) will generate the value at that point in the sequence.
+The command Fibon.place(number) will generate the value at that point in the sequence.
 
+A second Method Fibonacci.check(number) will now determine if the given number is a fibonacci number.
+The method will see if the result of (5X^2)+4 or (5X^2)-4 is a square root.
+
 ## Contributing
 
 1. Fork it
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Add some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
 5. Create new Pull Request
+
+## Versions
+
+Version 0.0.4
+
+Added a method that can determine if a given number is a fibonacci number.
+
+Version 0.0.1
+
+Added the basic generator for creating a Fibonacci number based on a position on a number board.