M2Crypto is not needed anymore.

src/zc/buildout/networkcache.txt

@@ -19,7 +19,6 @@ So lets activate networkcache in buildout:
    ... parts = networkcache
    ... find-links =
    ...   http://pypi.python.org/pypi/slapos.libnetworkcache
-   ...   http://chandlerproject.org/bin/view/Projects/MeTooCrypto
    ... # Do not register this buildout run
    ... installed =
    ...