added switch TextChanged for only refreshing unchagned files
added switch TextChanged for only refreshing unchagned files

this switch needs to be set to True, when you change the text in the
editor.
On filechange the editor-source is only refreshed, when this switch is
False

egolus/NoteOrganiser,baudren/NoteOrganiser,baudren/NoteOrganiser,egolus/NoteOrganiser