Enable search via lunr

Author: diegorusso

_config.yml

@@ -52,9 +52,9 @@ reCaptcha:
   secret                 :
 atom_feed:
   path                   : # blank (default) uses feed.xml
-search                   : # true, false (default)
+search                   : true #, false (default)
 search_full_content      : # true, false (default)
-search_provider          : # lunr (default), algolia, google
+search_provider          : lunr # (default), algolia, google
 algolia:
   application_id         : # YOUR_APPLICATION_ID
   index_name             : # YOUR_INDEX_NAME