README.md in spidr-0.5.0 vs README.md in spidr-0.6.0

@@ -3,10 +3,11 @@
 * [Homepage](https://github.com/postmodern/spidr#readme)
 * [Source](https://github.com/postmodern/spidr)
 * [Issues](https://github.com/postmodern/spidr/issues)
 * [Mailing List](http://groups.google.com/group/spidr)
 * [IRC](http://webchat.freenode.net/?channels=spidr&uio=d4)
+* [![Build Status](https://travis-ci.org/postmodern/spidr.svg)](https://travis-ci.org/postmodern/spidr)
 
 ## Description
 
 Spidr is a versatile Ruby web spidering library that can spider a site,
 multiple domains, certain links or infinitely. Spidr is designed to be fast
@@ -26,11 +27,12 @@
   * URL scheme.
   * Host name
   * Port number
   * Full link
   * URL extension
-* Provides call-backs for:
+  * Optional `/robots.txt` support.
+* Provides callbacks for:
   * Every visited Page.
   * Every visited URL.
   * Every visited URL that matches a specified pattern.
   * Every origin and destination URI of a link.
   * Every URL that failed to be visited.
@@ -179,10 +181,10 @@
       end
     end
 
 ## Requirements
 
-* [ruby] >= 1.9.1
+* [ruby] >= 2.0.0
 * [nokogiri] ~> 1.3
 
 ## Install
 
     $ gem install spidr