Optimize the resampler a little. Update native with new ability to not force 44khz so we actually get any use.

This causes Nexus 4 and Nexus 9 to end up on the fast path, greatly decreasing audio latency!

This also removes the "atomic audio" setting as the new audio code is lock-free always.

UI/GameSettingsScreen.cpp

@@ -428,8 +428,6 @@ void GameSettingsScreen::CreateViews() {
 #endif
 	systemSettings->Add(new CheckBox(&g_Config.bSetRoundingMode, s->T("Respect FPU rounding (disable for old GEB saves)")))->OnClick.Handle(this, &GameSettingsScreen::OnJitAffectingSetting);
 
-	systemSettings->Add(new CheckBox(&g_Config.bAtomicAudioLocks, s->T("Atomic Audio locks (experimental)")))->SetEnabled(!PSP_IsInited());
-
 	systemSettings->Add(new ItemHeader(s->T("Developer Tools")));
 	systemSettings->Add(new Choice(s->T("Developer Tools")))->OnClick.Handle(this, &GameSettingsScreen::OnDeveloperTools);