Adding clear-block ( eventhough its in system/default.css ). Fixing child default css file was not inlcuded

Cleaned up template a bit

Added: [#768134]

Added: http://drupal.org/node/745790

Added: ID jquery_ui_dialog added to body of the dialog, to us CSS for the dialog
Added:  Adding hook_jquery_ui_dialog_child_loading which is called when the child is loaded

Fixed: small js syntax bug

Fixed: Renamed child.js and parent.js to jquery_ui_dialog_child.js and .. due to problems with the js aggregator when other modules have the same js name

Fixed: http://drupal.org/node/692780 ( IE8 Bug)

Preparing rc1 release