lightbox2 5.x-2.7

Changes since DRUPAL-5--2-6:

• #253959 - fix for when no node link text is set for cck + views.
• #254143 - fix for pre-imagecache2 support
• #254143 - (part 2) fixed issue for imagecache1
• #254224 - fix for non-img tags appearing before the img tag within the anchor.
• #255864 - fix for loading icon not appearing for the default layout.
• #260418 - added option to remove iframe border.
• #261321 - patch provided by ipwa to prevent flickering when hovering over images.
• #262076 - fixed IE issue with the navigation links.
• #256352 - default image trigger size value was not showing as selected on the form.
• #259261 - integration with emfield for video cck fields
• #257711 - made change to deal with modification to g2_filter links.
• Added in support for Gallery2 ImageFrame_none images.
• Added emfield image support.
• Added ability to open cck images and automatically handled images in an iframe.
• Added the ability to configure the default width and height of the iframe.
• Fix for not being able to close a video lightbox by clicking on the overlay on either side of the lightbox.
• Fixed issue where images nested within a table/div/container/etc within an anchor link weren't being processed.
• Now using drupal_substr() and drupal_strlen()
• Removed eval() and now passing function reference to setTimeout() instead of string.
• Fixed IE issue with the setTimeout() stuff in the slideshow functionality.
• Tidied up js code (ran through jsLint)