Add rollup "use" list to module metadata

added plugin to recordset-sort, recordset-filter meta

recordset-base supports primary indexing by ID - custom indexing can be performed on indexer plugin

recordset indexer works with defaultIndex (id)

create indexer plugin for recordset

modify recordset filter() and reduce()

augment recordset with arraylist

built rs-filter plugin successfully - still getting used to the whole build process

create recordset filter plugin

update recordset metadata, create recordset-sort plugin

updated recordset

Extract Recordset.