README.md in columns-0.0.1 vs README.md in columns-0.1.0

@@ -1,6 +1,6 @@
-# Columns
+# Columns [![Gem Version](https://badge.fury.io/rb/columns.svg)](http://badge.fury.io/rb/columns)
 
 Annotates activerecord models using `db/schema.rb`.
 
 This is an alternative to the annotate gem for non rails apps.
 
@@ -20,14 +20,24 @@
 
 ## Usage
 
     $ cd your_project
 
-Once you have generate a `db/schema.rb`, just type
+Once you have generate a `db/schema.rb`, just type the following to
+annotate your models:
 
     $ columns
 
-to annotate your models.
+### Do it programmaticaly
+
+Instead of using Columns as a shell command, you can use it as a
+library. To do so, call the following method:
+
+``` ruby
+require 'columns'
+
+Columns.execute
+```
 
 Note that models must to reside in `app/models`.
 
 ## Contributing