fixed bug: grouping on empty list raised exception, now returns blank dictionary
adding shortcut, qf, to qfilter
adding numpy array masking
na
renaming datautils.numpy to np
adding listify
working on unified query structure
support for monogo void
fixing groupn nlvl guessing: was thrown off by str gtypes
adding group ops
adding docs
adding dotted-get to grouping
adding prune and pick grouping ops to remove keys from leaves or get values for one leaf
adding datautils.grouping.ops.stat: apply func to leaves of grouping
adding exception processing for mongo write
fixing typo in combine
starting work on document remapping [maybe name this attribute fetching?]
na
adding eq/neq corner case for nan values
na