Merge branch 'master' into add_theta2

Author: bgruening

packages.tsv

@@ -2,6 +2,7 @@
 linuxbrew	hello	1	test $(/brew/bin/hello -g 'Hello_World') = 'Hello_World'
 linuxbrew	base64	1	echo -n mulled | /brew/bin/base64 | grep 'bXVsbGVk'
 linuxbrew	coreutils	1	test $(/brew/bin/factor 15 | tr ' ' '_') = '15:_3_5'
+linuxbrew	sha2	1	test $(echo -n mulled | /brew/bin/sha2 -256 -q) = '950af197b83c2b315d43232ffb1e11118874fd02e4a4d1d2baf93cea419feb5d'
 alpine	go	1	go version | grep 'go version'
 alpine	irssi	1	irssi -v
 alpine	mksh	1	mksh -v