SVGHMI: continue rework of Jump widget to cope with Enable Expressions.

Questioning widget's activity and disability all together.
Now active/inactive/disable masquarade is all managed in widgets_common.
Propagated changes to widget already using activity (buttons)

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#!/usr/bin/env python

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# -*- coding: utf-8 -*-

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# This file is part of Beremiz

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# Copyright (C) 2019: Edouard TISSERANT

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#

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# See COPYING file for copyrights details.

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from __future__ import absolute_import

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from svghmi.svghmi import *