Added Newer/Older shorting method to ProjectGallery.
Fixed small typo: short ~> sort
Improved click event handling for gallery actors which implement SelectListener.
Merge pull request #110 from RotaruDan/ProjectGalleryFunctionality

Added Newer/Older sorting method to ProjectGallery.
Added Lucene 3.5 dependency for full-text search
Added an Index to the Model, to be updated on model switch or change
Added additional indexed fields using "indexed" instead of "_indexed", to work around naming limitations