win: Don't overwrite Chrome hight DPI setting.

Also disable high DPI mode by default, Chrome enables it since
https://codereview.chromium.org/294293002
Upgrade libchromiumcontent to Chrome 37.
Upgrade brightray to Chrome 37.
Upgrade node for Chrome 37.
Update printing code to Chrome 37.
Comment out debugger agent.

V8 has discarded support for debugger agent, we should reimplement it in
atom-shell.
Fix API changes of Chrome 37.
Upgrade libchromiumcontent for gin headers.
Initailize V8 with gin.
Initialize node after WebKit is initialized.
Upgrade brightray.
linux: Fix API changes of Chrome 37.
linux: Dont' use native style border.
Upgrade node to fix child_process.fork.
Use atom-shell's version for creating node headers tarball.
Small typo fix in fatal JS error message

An javascript error -> A javascript error
Merge pull request #624 from Rahazan/patch-1

Small typo fix in fatal JS error message
Upgrade to apm@0.93.0
Merge pull request #622 from atom/chrome37

Upgrade to Chrome37
win: Fix compilation with Chrome 37.