Memory filter implementation/improvements#143

Merged

jcrugzz merged 3 commits intoflatiron:masterfrom ssevertson:memory-filter-improvements

Jan 12, 2015

+291-5

Commits on May 15, 2013

Memory engine support for basic filters, mostly compatible with CouchDB engine
ssevertson
committed
Further improve memory filter to support CouchDB-style map/reduce, based loosely on the old memory-filters branch, and on review of the CouchDB engine code
ssevertson
committed

Commits on May 16, 2013

Always use resources' current connection (i.e. engine instance) for operations, as the active memory engine instance may have been changed after resource definition.
ssevertson
committed