Adjust accounts-twitter to use Twitter's id_str instead of id
Remove old XXX comment about $elemMatch needing tests.
Upgrade jquery-layout to 1.3.0RC. The jquery-latest site recommends it over 1.2.0 despite the RC designation. Fixes #556.
Don't drop quiescence state on initial connect.

We may have already run a stub before getting 'connected'! (Wordplay does this.)

(The same fix, without test, was already committed to ddp-pre1.)
Merge branch 'devel' into ddp-pre1

Conflicts:
	packages/livedata/livedata_connection_tests.js
          (needed to fix new test to work with new DDP messages)