…ata loading/processing strategies

…compaction rate

…ter handled by `render`

…ntime logging for pipelines

…` element and put all data at the top level, with key fields as underscores (_label, _to, _from)

Mongo remap

… driver.

 - To make this work, the 'load' variable is being ignored, because it's not
correctly predicited and optimized against. Only mongo-core takes advantage of it
and fails. The query interogation and optimizer needs to be refined before the load
method can be reenabled

…izations

Fixing issues around mongo engine