Update gemspec

rubyosa.gemspec

@@ -1,7 +1,7 @@
 Gem::Specification.new do |s|
     s.name = 'rubyosa'
-    s.version = '0.4.0'
-    s.date = '2007-04-11'
+    s.version = '0.5.0'
+    s.date = '2009-05-23'
     s.summary = 'A Ruby/AppleEvent bridge.'
     s.email = 'lsansonetti@apple.com'
     s.homepage = 'http://rubyosa.rubyforge.org'
@@ -12,5 +12,5 @@ Gem::Specification.new do |s|
     s.files = ['README', 'COPYRIGHT', 'AUTHORS', 'extconf.rb', 'src/rbosa.c', 'src/rbosa.h', 'src/rbosa_conv.c', 'src/rbosa_sdef.c', 'src/rbosa_err.c', 'src/lib/rbosa.rb', 'src/lib/rbosa_properties.rb', 'sample/Finder/show_desktop.rb', 'sample/iChat/uptime.rb', 'sample/iTunes/control.rb', 'sample/iTunes/fade_volume.rb', 'sample/iTunes/inspect.rb', 'sample/QuickTime/play_all.rb', 'sample/misc/sdef.rb', 'sample/BBEdit/unix_script.rb', 'sample/TextEdit/hello_world.rb', 'sample/iChat/image.rb', 'sample/iTunes/artwork.rb', 'sample/Mail/get_selected_mail.rb', 'sample/AddressBook/inspect.rb', 'sample/iTunes/tag_genre_lastfm.rb', 'data/rubyosa/rdoc_html.rb', 'sample/Photoshop/new_doc.rb', 'sample/Photoshop/new_doc_with_text.rb', 'sample/iTunes/name_that_tune.rb']
     s.extensions = ['extconf.rb']
     s.executables = ['rdoc-osa']
-    s.add_dependency('libxml-ruby', ['>= 0.3.8'])
+    s.add_dependency('libxml-ruby', ['>= 1.1.3'])
 end