Merge branch 'master' of git.metadada.xyz:machinelistening/curriculum

added books
--- a/data/books/catalog.json
+++ b/data/books/catalog.json
作者	SHA1	备注	提交日期
Sean Dockray	46270987a2	Merge branch 'master' of git.metadada.xyz:machinelistening/curriculum	3 年前
Sean Dockray	fd2b895723	added books	3 年前