Origin for each line in .gitattributes from check-in 5ce5316a33:

5ce5316a33 2021-03-01 jeff@gridfini: # Effectively disable Linguist
5ce5316a33 2021-03-01 jeff@gridfini: doc/* linguist-vendored
5ce5316a33 2021-03-01 jeff@gridfini: src/* linguist-vendored
5ce5316a33 2021-03-01 jeff@gridfini: *.md linguist-vendored
5ce5316a33 2021-03-01 jeff@gridfini: *.txt linguist-vendored
5ce5316a33 2021-03-01 jeff@gridfini: *.red linguist-vendored