The calculation was actually inside the loop for a reason.

This reverts commit 47442b90.

Add variadic macro for BENCHMARK_TEMPLATE in c++11 and beyond.

I didn't mean to commit this to master.
This reverts commit b7d03ac4.

Add JSON Reporter

Apply reporter interface changes. 

move reporter internals in both headers and source

Pimpl the benchmark object to reduce dependencies on the STL.