valgrind: 3.10.1

Valgrind 3.10.1 is out two days ago and it is a bugfix release.
As we expect, it doesn't add support for yomesite at this release.
(The changelog is available http://www.valgrind.org/docs/manual/dist.news.html)

PS: I work on OS X 10.10 currently, and don't do much testing on it.
However, I think it hasn't change much since 3.10.0,
because I built it on my bot (OS X 10.7 installed) successfully and runs well on it.