Using xulrunner-1.9.3a5pre (with up-to-date conkeror, May 19 21:15), when running "xulrunner 
conkeror/application.ini --daemon" there is this error:

Error initializing.
TypeError: Cc['@mozilla.org/extensions/manager;1'] is undefined
chrome://conkeror/content/extension.js:15
@chrome://conkeror/content/extension.js:15
Console error: [JavaScript Error: "conkeror.handle_command_line is not a function" {file: 
"file:///home/coolio/Conkeror/conkeror/components/commandline.js" line: 22}]
  Category: XPConnect JavaScript