When building with GCC, link with C++11.
Used C++11 lambda in fft_filter example.
Switched to std::shared_ptr.
Removed boost lambdas from tests.
Fixed-size integer types from <cstdint>.
C++11 static_assert.
Using unique_ptr in TextPlot.
Got rid of boost::noncopyable.
No longer depending on Boost.
Note about C++11 in changelog.