Bug fix roundup:
* Fixed issue with "Top Product Submitters" counts getting out of sync after deleting records (reported by KidTDragon)
* Fixed behavior of site search when clearing out the search input box and resubmitting (Engledogg)
* Normalized appearance of "Date Created" in both sort separators in browse view and in "Recent Additions" portlet (Engledogg)
* Fixed the little-known "Remove Collection Item" link behavior in the collection item edit form dialog on the collection tab of the profile page (Jazz1992)
* fixed the breadcrumb paths on the "Ask the Database" page (Engledogg)
* Modified the price history chart such that it 404s and serves our 404 image for sku records that can't be found
* Now disregarding the time component when gathering data points for the price history charts, so that any data point that happens today will appear on the chart (Engledogg)
