updated homepage url to point at gihub

Author: edsu

Rakefile

@@ -16,7 +16,7 @@ spec = Gem::Specification.new do |s|
     s.version = RUBY_OAI_VERSION
     s.author = 'Ed Summers'
     s.email = '[email protected]'
-    s.homepage = 'http://www.textualize.com/ruby_oai_0'
+    s.homepage = 'http://github.com/code4lib/ruby-oai'
     s.platform = Gem::Platform::RUBY
     s.summary = 'A ruby library for working with the Open Archive Initiative Protocol for Metadata Harvesting (OAI-PMH)'
     s.require_path = 'lib'