private void addKeyToolStripMenuItem_Click(object sender, EventArgs e)
        {
            AddConfigValue input = new AddConfigValue();
            input.ShowDialog();
            string pKey = input.getPKey();
            string pValue = input.getPValue();

            PKeyValuePair newKeyValuePair = new PKeyValuePair { PKey = pKey, PValue = pValue };
            upsertPKeyValuePair(newKeyValuePair, true);
        }
        private void insertNewToolStripMenuItem_Click(object sender, EventArgs e)
        {
            AddConfigValue input = new AddConfigValue();
            input.ShowDialog();
            string pKey = input.getPKey();
            string pValue = input.getPValue();

            // Next we create our pair object and insert it before the current index.*/
            PKeyValuePair newKeyValuePair = new PKeyValuePair { PKey = pKey, PValue = pValue };
            upsertPKeyValuePair(newKeyValuePair, false);
        }