letting callers set credentials to false
sub experiment's subexperiments field masquarades as docs and doc ids depending on its type
making it possible to quiet warnings by client code
checking for FielDB global
trials are also syntactic sugar for docs and doc ids when the docs are all stimuli
creating stimulus and response whcih are minimal extensions of datum
uising a number as an id failed
old clone was being callled when cloning datum
sub experiment datalists are clonign and serializing into the db