LPS-40779 use two fields when indexing a number, so that both sorting and exact search are supported
LPS-40779 add Indexer method to get the sortable field name specifying the sort type
LPS-40779 add factory method to create Sort by specifying the sort type
LPS-40779 Make AssetUtil to use the new Sort factory method
LPS-40779 fix a bad parameter which breaks BlogsEntryAssetSearchTest and JournalArticleAssetSearchTest