notmuch/test/T550-db-features.sh, branch 0.19 thread-based email index, search, and tagging https://git.notmuchmail.org/git/notmuch/atom?h=0.19 2014-08-30T17:44:17Z test: Tests for future version and unknown feature handling 2014-08-30T17:44:17Z Austin Clements amdragon@mit.edu 2014-08-25T17:26:02Z urn:sha1:7876bd72af95ca79542fe6560b0726f88f09ecf2