Do not copy system libraries with permission bits.
Ship with libnotify.so.
Add missing graphics switching attribute.

Atom Shell was causing the GPU to be switched to the discrete card as
this attribute was missing from Info.plist files in common/ and
renderer/
The source_root was wrong computed

Using 'SOURCE_ROOT = os.path.dirname(os.path.dirname(__file__))' leads to an empty string if the path is relative.
Merge pull request #307 from SeriousM/patch-1

The source_root was wrong computed
Merge pull request #304 from kramerc/graphics-switching

Fix Atom Shell from always using the discrete GPU
Add spec for #308.
Upgrade node: Enable ArrayBufferAllocator, fix #308.
Only report "app invalid" error when app could not be loaded, fixes #294.
Use system's setting for font renderering, fixes #301.
Add BrowserWindow.restart()
Add BrowserWindow.setMenu(menu)
add community docs
Merge pull request #314 from atom/add-community-info-to-readme

add community docs
:memo: More instructions on installing under Ubuntu, closes #315.
:memo: VS2010 SP1 is required, fixes #306.
Add use-content-size switch.
mac: Respect use-content-size when creating window.
Use content size in default_app.
Get BrowserWindow::getContentSize API.