written to, the old coverages are not discarded - rather, the new data range
is calculated on the union of the old coverage and the write slice, across all
volumes.

want the raw codes.

interface

using transposed xforms!

backwards matrix multplication

by GiftiSurface. Adding comments to confusing model fit code to try
and make refreshing our memories easier.

Used by new gifti function relatedFiles

kept in these classes, instead of in FSLeyes.

access. This has been implemented by monkey-patching nibabel.

of (M*3,). New gifti module for basic gifti surface support.

labels - failing when trying to load a label file with no noise components.

voxToWorldMat is changed.

xform. Transform module has new flirtMatrixToSform function which
turns a FLIRT matrix into a src -> struc sform transformation.

returning/assuming transposed affines (column-major). This is because that's
what OpenGL uses.

when it is. New functions in transform module.