Update to commit 5bd7e2e from git@github.com:x-team/wp-stream.git

Includes the following commit(s):

commit 5bd7e2e6f603ca7a1d3226f3c33111a37f92d194
Author: Frankie Jarrett <frankie@x-team.com>

    Add extension list to readme

M	readme.md
M	readme.txt


git-svn-id: https://plugins.svn.wordpress.org/stream/trunk@838017 b8457f37-d9ea-0310-8a92-e5e31aec5664