message: build(aio): revert to general purpose search algorithm
  Now that we have upgraded to the latest lunr search engine, the results
  from the standard `search` method are more appropriate.
  So we do not need to create our own special queries to get good results.
diff: @@ -80,17 +80,7 @@ function loadIndex(searchInfo) {
  // Query the index and return the processed results
  function queryIndex(query) {
  - // The index requires the query to be lowercase
  - var terms = query.toLowerCase().split(/\s+/);
  - var results = index.query(function(qb) {
  - terms.forEach(function(term) {
  - // Only include terms that are longer than 2 characters, if there is more than one term
  - // Add trailing wildcard to each term so that it will match more results
  - if (terms.length === 1 || term.trim().length > 2) {
  - qb.term(term, { wildcard: lunr.Query.wildcard.TRAILING });
  - }
  - });
  - });
  + var results = index.search(query);
  // Only return the array of paths to pages
  return results.map(function(hit) { return pages[hit.ref]; });
  }
  