MongoDB 2.4.0

Closes #18562.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
reverted to f7c73bf062d2cc7e22221f45cee67d279b6fa104
reverted to f7c73bf062d2cc7e22221f45cee67d279b6fa104
Merge branch 'master' of https://github.com/mxcl/homebrew