#include <Test/Stopwatch.h> is only needed within the implementation file.
let the step() method trigger the initialization routines for LMA-Optimizer
and the optimizable network.
install alglib header files to $PREFIX_PATH/include/alglib.

add include_path to alglib in pkg-config file (this is not an
elegant fix, but should work. If USE_GPL_LICENSE is not set,
the header won't be installed).
Merge pull request #16 from Ruun/lma_fixes

Lma fixes