MISC: Fix warnings and ignore some things from the Qt generated files

CMakeLists.txt

src/Lib/Audio.cc

src/Lib/Audio.hh

src/UI/DocumentViews/AudioVisualizer/TimingAxis.cc

src/UI/DocumentViews/AudioVisualizer/TimingAxis.hh

src/UI/DocumentViews/AudioVisualizer/TimingBar.hh

src/UI/DocumentViews/AudioVisualizer/TimingCursor.cc

src/UI/DocumentViews/AudioVisualizer/TimingLine.cc

src/UI/DocumentViews/AudioVisualizer/TimingLine.hh

src/UI/DocumentViews/AudioVisualizer/TimingParams.cc

src/UI/DocumentViews/AudioVisualizer/TimingParams.hh

src/UI/DocumentViews/AudioVisualizer/TimingScene.cc

src/UI/DocumentViews/AudioVisualizer/TimingScene.hh

src/UI/DocumentViews/AudioVisualizer/TimingSeparator.cc

src/UI/DocumentViews/AudioVisualizer/TimingSeparator.hh

src/UI/DocumentViews/AudioVisualizer/TimingSyl.cc

src/UI/DocumentViews/AudioVisualizer/TimingSyl.hh

src/UI/DocumentViews/AudioVisualizer/TimingView.cc

src/UI/DocumentViews/AudioVisualizer/TimingView.hh