Fixes #814273, copy over email backend code to gaia, and insert individual script tags, instead of copying over a built file.
add a note about submodules
switch imap.js to use node net/tls modules instead of TCPSocket directly so we can more easily redirect in a worker
Merge pull request #121 from andreasgal/master

add a note about how to check out the submodules properly
Add --recursive for sub update; bugzilla ref
minor event detritus cleanup; shim fix-up for usage; port/host order
Bug 837269 - Remove "Sent from my Firefox OS" tag line from email app.
Merge pull request #1 from asutherland/dont-use-mozTCP-directly

Review fixes for green test runs and brief successful smoke-test in firefox nightly
Merge pull request #122 from andreasgal/dont-use-mozTCP-directly

switch imap.js to use node net/tls modules instead of TCPSocket directly...
Merge pull request #123 from asutherland/remove-default-signature

Bug 837269 - Remove "Sent from my Firefox OS" tag line from email app. r=squib
Merge remote-tracking branch 'upstream/master' into bug814273-explode
Minor review cleanup.
Merge remote-tracking branch 'upstream/master' into bug814273-explode

Conflicts:
	README.md
Merge pull request #124 from asutherland/bug814273-explode

Bug 814273 - [email] Replace concatenated gaia-email-opt.js with the files that make it up (as a vendor code drop). r=asuth