Sort Data on drop down select

Updated the controller so that user input to drop down lists sorted
vendor data to be displayed on list page.
Fix rebase errors with product sorting

I forgot to fix an error with conflicting code for the product sort. This
fixes it.(Note: we may want to put a clearfilter() function in if the
products dropdown is set to "Please Choose a Product".)
Merge pull request #22 from Free-BSG/feature-3738_loc/prod-droplists

Sort Data on drop down select