bad boolean type given to dbus
Remove dropped "audiohost" from advancedsettings

According to IRC talk

XMLUtils::GetString(pElement, "audiohost", m_audioHost);

And remove remaining references to  m_audioHost

So we dont end up with unreachable code
FFT: Document usage and use std::swap
Testfft: Make sure to call fft correctly
FFT: Use fft + ifft test
Merge pull request #4913 from fritsch/fixfft

fftfixes
Merge pull request #4887 from MartijnKaijser/4696

bad boolean type given to dbus
[android] fix extraction of ndk version for 64bit ndk
[fileitem] let CFileItem::Exists use the cache for directory checks
Merge pull request #4914 from jmarshallnz/ndk_version_fix

[android] fix extraction of ndk version for 64bit ndk
Merge pull request #4892 from uNiversaI/patch-1

change: Remove dropped "audiohost" from advancedsettings