[Bug Fix] Fix linker error.
[Version] Bump.
[Benchmark] Using new benchmarking framework.
[Bug Fix] Forgotten include added.
[CI] Enable benchmarking.
API: Make wrapper's constructor accept const wrapper
API: Changed namespace of DECLARE_EVENT_KEYWORD

It should add keyword::name not to blackhole's namespace but to
namespace where it is declared
Compilation: Added missed include of config.hpp