Bumping gaia.json for 1 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/99bfb0777703
Author: Rick Waldron <waldron.rick@gmail.com>
Desc: Bug 906748 - [Messages] We don't see the cursor when we remove a "number" recipient r=julienw

https://bugzilla.mozilla.org/show_bug.cgi?id=906748

- If nothing "typed" on keyup, assume isDeletingRecipient
- Updates unrelated test in thread_ui

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Bumping gaia.json for 1 gaia-central revision(s)

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https://hg.mozilla.org/integration/gaia-central/rev/f400eac8b283
Author: b2gautomation <jonallengriffin@gmail.com>
Desc: Bug 907941 - gaia-ui-tests-pushbot (see bug)