private void ctxLoadMap_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFile = new OpenFileDialog();

            openFile.Filter = "References |*.ref";
            if (openFile.ShowDialog() == DialogResult.OK)
            {
                MapReferences newRef = new MapReferences();
                newRef.ReferenceInfo = ReadReferenceFiles.ReadFile(openFile.FileName);
                newRef.ViableInfo    = ReadReferenceFiles.LoadMap(newRef.ReferenceInfo.RefreshFile);
                Mapped.LoadReferencesToTree(projectView, newRef, ctxTreeMenu);
            }
        }