lightbox2 5.x-2.2

Changes since DRUPAL-5--2-1:

• gave close image a white background
• removed unneeded <br> tags - now done in stylesheet
• added in handling of new form elements
• added in variable_del() calls on new system variables
• now calling check_plain() on configurable text displayed in lightbox
• added in ability to force prev and next images to be displayed along with changing images when hovered over
• #184255 - added German translation
• Provided an alternative lightbox layout
• added in support for the flickr module for #183236 - original patch provided by
  csiknor
• #199012 - title wasn't being displayed correctly when no title set, it always used the last title displayed.
• Added patch from #183239 (provided by csiknor) - added in support for alternative image node link format. Also fixed issue where the alt text was undefined.
• made changes based on #198311 - hook_field_formatter() should look to $items['filepath'] as backup if $items['fid'] not present.
• #182485 - removed global variable
• #182490 - added support all download methods in the imagecache formatter
• #182496 - Made node link text for the imagecache formatter customizable
• fix for #184962 - javascript wasn't being loaded on every page which is necessary for blocks that contain images.
• #202073 - fixed issue in safari browsers with prev and next buttons appearing when there were no prev/next images to navigate to.
• added note for #185866 - lightbox lite + IE + non root drupal install issue
• #184170, #188154, #191623, #194461 - IE issues, lightbox javascript is now started using jquery's read() function, rather than with lightningload.js
• #186341 - safari issues, possibly fixed by the IE issue patches.
• #197661 - added in missing semi-colons, etc, so it should work with JS aggregation now