[security] Fixed vulnerability that allowed Node to be re-enabled in child Windows. blog post.

Added instructions to get Notifications working on Win 10 Update. #16325

chore: fix tag cleanup. #16355

fix: don't register some shortcuts without accessibility. #16378

chore: backport cleanup changes to 3-0-x. #16419

fix: move open handling to web-contents.js. #16637

chore: release.id => release.data.id. #16133

fix: extending tracing startRecording API to take a full tracing config. #16157

chore: bump libcc (3-0-x). #16245

backport: fix:menubar item fgcolor (3-0-x). #16221

docs: Update reference to xcode 8.3.3 (backport: 3-0-x). #16270

chore: add additional logging for release upload failures (3-0-x). #16278