gifti 0.8.0

• Added the writegii function.

gifti 0.7.5

• Added create_data_matrix for column order checking.

• outdir is now temporary when downloading example data.

• Added vignette.

gifti 0.7.2

• Added a NEWS.md file to track changes to the package.

• Fix rgl::play3d() problem with readgii example.

• Added ability to read .gii.gz files

• GIFI example data is now .gii.gz