ENH Dataset:  add .equalize_counts() method
ENH _Effect:  add .enumerate_cells()
ENH Var.as_factor():  add `random` argument
ENH datasets:  add fake rm to mne
profile script:  for anova
profile script:  connectivity
profile script:  connectivity with timeit
OPT testnd:  cythonize non-adjacent cluster merging
DOC testnd
API MneExperiment:  define EOG-like sensors on class
FIX MneExperiment:  use fmatch=True for BEM files
CLEAN MneExperiment:  rm old raw options
ENH MneExperiment.label_events:  add subject
FIX MneExperiment.add_evoked_stc():  make annot
TEST label_clusters()