Updates to read multi-frame doses per fraction/beam as well as single-frame doses.
Check whether index is a passed variable: exist('index','var')
Check whether passed planC is empty.
Date formatting fix by Emiliano S.
Commented out slope calculation.
Clean-up.
Added filterFlag to prune tiny structure voxels.
Handle NaN values.
Used all voxels within the passed radius to compute variance (it used to be the ring previously).
Merge branch 'master' of github.com:adityaapte/CERR into compiled