pothos-widgets: bring in the qwt library
pothos-gui: use qt macros for qtcolorpicker export/import
pothos-gui: support QDoubleSpinBox in BlockPropertyEditWidget
pothos-gui: more props for QDoubleSpinBox in BlockPropertyEditWidget
pothos-widgets: wrapper for QwtSlider
pothos-widgets: fixed some comments for QwtSlider
pothos-widgets: a displable label controled by slots
pothos-gui: simplify stylesheet for BlockPropertyEditWidget
pothos-widgets: work on filling in basic control widgets
pothos-gui: draw border for graph widget container
pothos-widgets: work on numeric entry
pothos-widgets: make slider work like a QDoubleSlider
pothos-widgets: save partially working slider+entry
pothos-widgets: created double slider widget to use in multiple blocks
Merge branch 'master' into widget_work
pothos-widgets: block signals to avoid set value loops
pothos-widgets: work on radio group widget
Merge branch 'master' into widget_work
pothos-widgets: filling in the drop down widget
pothos-widgets: DropDown bug workaround