private void eliminarContactoToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DialogResult dr = MetroMessageBox.Show(this, "¿Estas seguro de eliminar el Contacto?", "Eliminar Contacto", MessageBoxButtons.YesNo, MessageBoxIcon.Question);

            if (dr == DialogResult.Yes)
            {
                Guid Id = Guid.Parse(this.metroGrid_Contactos.Rows[RowIndex].Cells[0].Value.ToString());
                db.DeleteClienteContactos(0, Id);
                this.metroGrid_Contactos.Rows.Remove(this.metroGrid_Contactos.Rows[RowIndex]);
            }
        }