settings handling: systems define the settings they need, instead of having

  this information spread everywhere.

### Languages ###

Changes since 0.4

import platform

import sys

import subprocess

from watchdog.observers import Observer

from watchdog.events import FileSystemEventHandler

from pathlib import Path

    def copyTag(self, tag):

        tag = tag.toDisplayString()[1:]

        if self.msgstr.__class__.__name__ == "SpellCheckEdit":

            self.msgstr.insertPlainText(tag)

            self.msgstr.setFocus(True)