Microsoft/TypeScript — pull request #907 by mhegazy (2014-10-16 19:47:10+00:00)
Title: Update Rwc runner

Piggybacking on @sheetalkamat change, adding some cleanup, and disabling source map record verification.
source map record verification is not needed as long as the sourcemap did not change and the output did not change. it creates a lot of garbage causing node to choke.