Added support for callable dialogue keywords in PathPlugValueWidget.
Added support for callable dialogue keywords in PathPlugValueWidget.

This allows the computation of appropriate keywords to be delayed to the point of opening the dialogue.

ivanimanishi/gaffer,ImageEngine/gaffer,hradec/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,ivanimanishi/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,lucienfostier/gaffer,boberfly/gaffer,appleseedhq/gaffer,davidsminor/gaffer,johnhaddon/gaffer,chippey/gaffer,johnhaddon/gaffer,GafferHQ/gaffer,boberfly/gaffer,chippey/gaffer,andrewkaufman/gaffer,cedriclaunay/gaffer,ImageEngine/gaffer,ivanimanishi/gaffer,appleseedhq/gaffer,boberfly/gaffer,chippey/gaffer,lucienfostier/gaffer,cedriclaunay/gaffer,hradec/gaffer,cedriclaunay/gaffer,goddardl/gaffer,cedriclaunay/gaffer,goddardl/gaffer,hradec/gaffer,goddardl/gaffer,hradec/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,davidsminor/gaffer,appleseedhq/gaffer,goddardl/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,lucienfostier/gaffer,johnhaddon/gaffer,lucienfostier/gaffer,chippey/gaffer,GafferHQ/gaffer,appleseedhq/gaffer,boberfly/gaffer,davidsminor/gaffer,ivanimanishi/gaffer,davidsminor/gaffer,hradec/gaffer