Added Ransack and Recipe columns

working prototype for search - is not submitted via buttons but via
form (Tier 3 team to decide)
Completed search integration for recipe

Also adjusted view for techniques page with links
Completed tag integration
Full AJAX support for search
Comments on AJAX
Merge pull request #2 from cosborne89/recipe-tags-categories-search-tier1-tier2

Recipe tags categories search tier1 tier2