inital config setup for x86
specify mode for windows
win: Make BrowserWindow.setResizable change window frame dynamically.
Merge pull request #549 from cornedor/master

Add troubleshooting information for #500
docs: Remove the outdated 32bit note in linux build instructions.
Add support for multiple DPI images, fixes #541.
Add "filters" parameter for file dialogs.
mac: Implement the filters option.
gtk: Implement the filters option.
docs: Document the filters option.
win: Implement the filters option.
Merge pull request #552 from atom/dialog-filters

Add support for extension filters for file dialogs
Create .version after all files have been downloaded.
linux: Only use global menu bar under Unity.

Fixes atom/atom#3182.
Bump v0.15.3.
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.