Merge pull request #1 from roxosoft/homepage

Homepage fixes: add popular search links block, fix filter displaying
Add support of Marketplace listings delivery and availability for product#show
Add support of Marketplace listings for product#index
Enable 'Add to basket' button for product#show page
Remove redudant stylesheet
Enable 'Add to basket' button for product#index
Merge branch 'master' into homepage
taxon search result page addtd