jQuery typeahead from collection, cleaup

These pages got me in the right direction, especially the first one:
http://code.tutsplus.com/tutorials/how-to-use-the-jquery-ui-autocomplete
-widget--net-10560
http://stackoverflow.com/questions/23362399/meteor-passing-mongodb-selec
tor-from-parameter
http://docs.mongodb.org/manual/reference/operator/query/regex/
http://stackoverflow.com/questions/3305561/how-to-query-mongodb-with-lik
e
http://stackoverflow.com/questions/18769001/jquery-autocomplete-source-f
rom-another-js-function