use typeahead rathter than jquery ui automcomplete

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1545150 13f79535-47bb-0310-9956-ffa450edef68
replace autocomplete

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1545151 13f79535-47bb-0310-9956-ffa450edef68
cleanup a bit

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1545152 13f79535-47bb-0310-9956-ffa450edef68