fetching of list of metatags is now entirely within the app
able to request related tags in flattened or structured format
ability to limit number of search suggestions
weighting for start of tag match in search suggestions
Merge branch 'master' of https://github.com/Financial-Times/next-dobi into better-search

* 'master' of https://github.com/Financial-Times/next-dobi:
  Remove following on related for now
  Bump up user preferences version
  Add padding to following button and fix forlaters event name
  Instrument all dobi routes
  Separate out into buttons
  Improve My Page UX
  making fastft a loose dependency for a successful search result
  Fix the most popular page
  better search suggestions algorithm
  Remove context (localstorage) related stuff

Conflicts:
	client/components/search-suggestions/main.js
	server/controllers/search-suggestions.js
tweaks to search suggestion scoring
displaying free text search results more like a normal search results page
ui for search suggestions
smoke tests
Merge pull request #173 from Financial-Times/better-search

Better search