Pass node version when calling upload-checksums.
mac: Fix crash when closing window, closes #504.
mac: Make cmd+~ work for devtools window, fixes #508.
Add spec for #511.
Update node, fixes #511.

This is fixed by notifying the event loop to do next tick when the
uv__io_feed is called, see http://git.io/evYEpA.
views: Filter out the "&" in window menu.
Skip the net.connect test on Windows.
win: Make menu bar height 20.

On Windows applications used to have lower menu bars.
win: Use system's menu bar color.
win: Fix generating symbols.
Merge branch 'master' of github.com:atom/atom-shell into seadesk
pulled latest updates