Move some needed vars into protected part of WOverview class
Move WOverview::drawNextPixmapPart() into new class WOverviewLMH
Cosmetic cleanup in woverview.h
HSV renderer for the woverview widget
Add combobox for waveform overview type into interface preferences
Add controls for waveform overview combobox
Select HSV or LMH waveform overview type, depending on the user settings
Use getValueString() function with default value
rebootMixxxView() after changing waveform overview type
Add some comments about waveformOverviewComboBox
Cosmetic fix
Fixing comments style for woverview widget
Change ScopedTimer description for WOverviewLMH and WOverviewHSV
Merge pull request #17 from xorik/test

Move WOverview::drawNextPixmapPart() into new class WOverviewLMH (Low Mid High), also add new HSV waveform overview and interface, to select woverview type