NF: support empty argument for split
NF+TST: trial averaging measure
DOC: explain balancing
NF: support empty split
BF: use label instead of labels
BF+WEB: show header, not skeleton, in examples
BLD+NF: show progress of building rst files
BLD: use run_up and demo_up to allow referring to documents in parent directory
WEB+SML
WEB: add demo to contents
OPT: faster processing of empty inputs
ENH: allow chunks other than 1:N
ENH: allow other arguments than those supported by svmtrain
NF+OPT: Worse is better; use a separate check partitions function, and use it only for first feature when running a searchlight.
SML: fix function name
NF: separate stat function
ENH: use .child_classifier for feature selection classifer, in case it is combined with crossvalidation_measure which takes an argument .classifier
BF: do not unnecessarily throw error when classes~=1:N for some N
CLN+SML: indent
ENH: always have column vectors for dim labels, for improved visualizaton