DOC+SML: indent and some clarification
ENH: if struct input check it is a proper fmri dataset
ENH: more informative warning message for automask
RF: refactor loading BV data
BF: set dim field properly with flipped or changed orientations
ENH: do not require SPM .Sess or .nscan
BF: properly check for data
BF: allocate space after reading first volume
DOC+SML: documentation
RF: rename "spm" to "spm_" to avoid naming conflicts
NF: store beta_index
RF: initialize .fname after first data is laoded
NF+EXT: custom pdist implementation to rely less on stats toolbox
NF+EXT: custom squareform implementation to rely less on stats toolbox
BIG+ENH+RF+BK+OCTV+EXT+DOC: improve Octave compatibility by refactoring and adding new functions
ENH: use lower ico linear division value for faster searchlight
RF: use cosmo_disp to show dataset
DOC+SML: minor improvements
ENH: prettier progress reporting
DOC+SML: minor improvements