fnirsr - Fixing bugs, Travis CI, and detrending

I haven’t worked on fnirsr (my R package for analysing fNIRS data) for a while so I thought it’s time for some improvements. I read a great introduction to Travis CI and decided to make it work this time. After running R CMD check (and devtools::check()) several times to fix multiple bugs, I finally got to see that lovely green badge 🙂

The package still needs more testing, but so far it does its job. On top of that, I finally added a function that removes a linear trend from an fNIRS signal:

For more details and the latest updates see the project’s GitHub page.
CRAN, here I come!