Fixed win32 version of captured_command erroring on exit status, fixed auto import overwriting application details when the stored version is newer then the registry, added unused registry writer for updating application version- requires UAC, fixed ServerBrowser#find_element_by_tag erroring sometimes, added application manager to sleeper party.

lib/pages/server_browser.rb

@@ -218,6 +218,8 @@ class W3DHub
       end
 
       def find_element_by_tag(container, tag, list = [])
+        return unless container
+
         container.children.each do |child|
           list << child if child.style.tag == tag