Update contao29 pacakge to 2.9.4.

Update contao29 pacakge to 2.9.4.

2.9.4 (2011-03-08)

* Added: pass the number of comments to the template (#2753)
* Added: added methods to the Template class to read and write the template
  name (#2694)
* Added: add support for __isset() to module, element and template classes
  (#2897)
* Added: added a "compileDefinition" and a "createDefinition" hook (#2883)
* Fixed: wrong sorting values when copying multiple elements (#2433)
* Fixed: correct invalid XHTML in the extension catalog (#2651)
* Fixed: textual publication dates in RSS feeds were not translated (#2760)
* Fixed: the description of the newsletter offset was wrong (#2824)
* Fixed: remove insert tags in page names from title attributes (#2853)
* Fixed: do not generate RSS feeds of protected archives/calendars (#2699)
* Fixed: the CSS classes of image galleries with pagination were not set
  correctly (#2803)
* Fixed: remove shy-entities from the page title tag (#2709)
* Fixed: assign unique IDs to search box elements in case multiple boxes are
  used (#2829)
* Fixed: adjust the file paths in style sheets and modules during theme import
  (#2882)
* Fixed: support PNGs and JPGs in the toggleVisibility() function (#2854)
* Fixed: the style sheet importer still did not support some CSS3 selectors
  (#2781)
* Fixed: check the target page and article status in the article teaser
  element (#2714)
* Fixed: do not send lost password mails if an account is not active (#2685)
* Fixed: the wizard labels can conflict with the field labels (#2860)
* Fixed: allow multiple editArea instances on one page in "edit all" mode
  (#2783)
* Fixed some minor issues