Update to commit d93c6a0 from git@github.com:x-team/wp-stream.git

Includes the following commit(s):

commit d93c6a021a29c6cf98eee02a4a015f057b390e99
Author: Frankie Jarrett <frankie@x-team.com>

    Another changelog tweak

M	readme.md
M	readme.txt

commit 559604507600aed7ceb29ba6b601cb043bad9c78
Author: Frankie Jarrett <frankie@x-team.com>

    Changlog tweak

M	readme.md
M	readme.txt


git-svn-id: https://plugins.svn.wordpress.org/stream/trunk@852332 b8457f37-d9ea-0310-8a92-e5e31aec5664