README.md in eratostene_sieve-0.0.2.alpha vs README.md in eratostene_sieve-0.0.3.alpha

@@ -2,14 +2,21 @@
 
 This gem provides you a set of minimal utility functions to manage prime numbers.
 
 ## Changelog
 
-  - **1.0.0**: initial release. It provides just these class functions:
+  - **0.0.3**:
 
+    - Renames .prime_serie into .enumerator.
+    - Adds .serie class method.
+
+  - **0.0.2**: Fix .prime_serie.
+
+  - **0.0.1**: initial release. It provides just these class functions:
+
     - `nth_prime(n)` : retun the nth prime number.
-    - `prime_serie`  : return an enumerator over the prime serie.
+    - `enumerator`  : return an enumerator over the prime serie.
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
@@ -32,14 +39,18 @@
   Then call the function you like in your code:
 
     # nth_prime(n) example
     EratosterneSieve.nth_prime(10) # => 29
 
-    # prime_serie example
-    enumerator = EratosteneSieve.prime_serie
+    # enumerator example
+    enumerator = EratosteneSieve.enumerator
     serie = []
     (0..9).each { |i| serie << enumerator.next }
-    puts serie # => [1, 2, 3, 5, 7, 11, 13, 17, 19, 23]
+    puts serie # => [2, 3, 5, 7, 11, 13, 17, 19, 23, 29]
+
+    # serie example
+    serie = EratosteneSieve.serie(:from => 1, :up_to => 10)
+    puts serie # => [2, 3, 5, 7, 11, 13, 17, 19, 23, 29]
 
 ## Contributing
 
 1. Fork it ( http://github.com/<my-github-username>/eratostene_sieve/fork )
 2. Create your feature branch (`git checkout -b my-new-feature`)