inital config setup for x86
specify mode for windows
Add spec for #481.
Force updating timeout when setTimeout is called, fixes #481.
Update brightray for devtools focus fix.
views: Add support for auto-hide menubar.
views: Switching to other window should hide the menubar.
views: Hide menu bar when web view is clicked.
Also fix setInterval for #481.
views: Add some asserts and comments.
win: Fix the key code of Alt.
views: Show menu when "Alt" is up.
views: Toggle the menu bar only when a single Alt is released.
views: Focus on web view when window is focused.
linux: Fix detecting Alt modifier.
menu_bar_show_ => menu_bar_visible_
Merge pull request #558 from atom/menubar-autohide

Allow window menu bar to be hidden
Don't set interval too short.

Otherwise it could be possible that the callback executes for multiple
times before it is cleared.
Bump v0.15.4.
Merge branch 'appveyor_setup' of https://github.com/deepak1556/atom-shell into deepak1556-appveyor_setup

Conflicts:
	script/lib/util.py