TsvMapCanvas::stretchToCurrentExtent stretches QgsSingleBandPseudoColorRenderer

fixed AboutDialogUI call

sensors have a static id
sensors have a variable name (sensor.setName()). name changes are propagated to other components
sensor table view allows to change sensor name and shows wavelength information

refactoring
navigation to TimeSeriesDate of interest

PixelLoadWorker always returns 3D stack

DateAxis
ProfilePoint
test case for ProfileDock()

added support for single band rendering based on QgsSingleBandPseudoColorRenderer

renamed MapViewMapCanvas to TsvMapCanvas
TsvMapCanvas: contextMenu actions, saveMapImageDialog(), fixed setRenderer(), pasteStyleFromClipboard(), onClipboardChange()

NavigationDockUI logic

introduced MapTools
introduced AboutDialog and PropertyDialog
separated widgets (main UI's, smaller widgets) and docks (each defined in a separate ui file)