-removed colspan when equal to 1

add download_count_statistics submodule which provides daily, weekly, monthly, and yearly download count statistics (without views) as well as jquery sparkline plugin support.

-added more variables to rules event
-views2 field, filter, and sort handlers
-2 default views

#861038 by gagarine: Fixed Excluded file extensions don't work with capital letter extension.
#849676 by Druid: Fixed Node title links are double-HTML encoded.

added views handler to fix file name and path links for files protected with the private_upload module.

#825076 by WorldFallz: Added separate config settings for download_count() and my_download_count() pages.

#371314 by WorldFallz: fixed 'action' header to not appear unless there are downloads that can be reset.