doc: add TSC meeting minutes 2015-09-30
- Audio Recording: https://soundcloud.com/node-foundation/tsc-meeting-2015-09-30
- GitHub Issue: https://github.com/nodejs/node/issues/3126
- Minutes Google Doc: https://docs.google.com/document/d/1RkLAWTIrhD3BTB2rs9_FahWI0C7lt9F8xnQXaueJPIE