v1.10.6

-- Changes to consform SnirfClass implementation with SNIRF spec. Delete condition field from DataClass and use dataTypeIndex for condition instead. Use strings for dataTypeLabels. Add DataTypeValues and DataTypeLabelValues structures defining possible values for snirf.data(ii).measurementList(jj).dataType and snirf.data(ii).measurementList(jj).dataTypeLabel.
-- Fix bugs with hmrG_BlockAvg.m (incorrectly calculating dcAvg) and hmrS_BlockAvg.m (incorrectly calculating dodAvg).
-- Fix another issue with getting nTrials when using NIRS-style proc stream.
-- Fix bug in getting version number.