Heatmap
Same Heatmap as above but with more advanced overlay options
Properties used:
colorKey,
colorSpectrum,
colorSpectrumZeroValue,
graphType,
heatmapIndicatorHeight,
heatmapIndicatorHistogram,
heatmapIndicatorPosition,
heatmapIndicatorWidth,
samplesClustered,
showTransition,
smpOverlayProperties,
smpOverlays,
title,
varOverlayProperties,
varOverlays,
variablesClustered
