Fixed dodgy decrement of descriptions.begin() in Dispatcher::sortDescriptions().
Fixed dodgy decrement of descriptions.begin() in Dispatcher::sortDescriptions().

Now using a reverse_iterator for the outer loop, and creating a forward iterator equivalent for comparisons in the inner loop.

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