Fixed MESOS-1058: check failure in the master.

Review: https://reviews.apache.org/r/18828
Updated stout tuple to pull in tr1::tuple instead of boost::tuple for pre-C++11.

Review: https://reviews.apache.org/r/18833
Removed unneeded boost::tuple include.

Review: https://reviews.apache.org/r/18835
Exchanged use of boost::tuple with tuples::tuple.

Review: https://reviews.apache.org/r/18836
Fixed a compiler warning in log network using UNREACHABLE.

Review: https://reviews.apache.org/r/18794