Update brightray to Chrome 35

* vendor/brightray 7907336...01d9c68 (20):
  > Merge pull request #58 from brightray/chrome35
  > Merge pull request #57 from padopolis/master
  > Merge pull request #56 from brightray/detached-devtools-quirks
  > Merge pull request #55 from brightray/windows-attached-devtools
  > Update to latest libchromiumcontent.
  > Merge pull request #54 from brightray/latest-gyp
  > Merge pull request #52 from brightray/expose-message-dispatcher
  > Merge pull request #51 from brightray/osx-fd-limit
  > Merge pull request #50 from brightray/debug
  > Merge pull request #49 from brightray/commit-argument
  > Merge pull request #48 from brightray/disable-linux-clang
  > Merge pull request #46 from brightray/linux-notifications
  > Merge pull request #47 from brightray/longer-lines
  > Update to latest libchromiumcontent
  > Merge pull request #45 from brightray/fix-proxy-crash
  > Merge pull request #44 from brightray/fix-devtools-flash
  > Merge pull request #43 from brightray/arches-key
  > Merge pull request #42 from brightray/devtools-is-opened
  > Merge pull request #41 from brightray/v8-proxy-resolver
  > Merge pull request #40 from brightray/default-browser-client
Include icudtl.dat in Brightray Example.framework
Update for changes to content::ContentMain
Update for V8 API changes
Update for Blink API changes
Update for content::ContentMain changes
Use VS's MSBuild
icudt.dll -> icudtl.dat
Copy content_shell.pak into the output directory on Windows

This is needed for drawing scrollbars and other assets.
Rewrite WindowWin to use aura and views

This is required for Chrome 35.
Don't let system gyp interfere with script/build

Now we point Python to our copy of gyp explicitly.
Merge pull request #20 from brightray/chrome35

Update to Chrome 35