Replaced and merged EvilTwin Observer benchmarks.

Signed-off-by: FrankHB <frankhb1989@gmail.com>
Replaced and merged Nano-signal-slot benchmark.

Signed-off-by: FrankHB <frankhb1989@gmail.com>
Replaced and merged amc522 Signal11 benchmark.

Signed-off-by: FrankHB <frankhb1989@gmail.com>
Replaced and merged YSLib GEvent benchmark.

Signed-off-by: FrankHB <frankhb1989@gmail.com>
Replaced and merged std::function benchmark.

Signed-off-by: FrankHB <frankhb1989@gmail.com>
Added 2 more pseudo signal/slot benchmarks.

Signed-off-by: FrankHB <frankhb1989@gmail.com>