* uv: Upgrade to v0.10.21

* npm: upgrade to 1.3.21

* v8: backport fix for CVE-2013-{6639|6640}

* build: unix install node and dep library headers (Timothy J Fontaine)

* cluster, v8: fix --logfile=%p.log (Ben Noordhuis)

* module: only cache package main (Wyatt Preul)