private void ExternalDiffTool_TextChanged(object sender, EventArgs e)
{
GitCommands.GitCommands gitCommands = new GitCommands.GitCommands();
DifftoolPath.Text = gitCommands.GetGlobalSetting("difftool." + GlobalDiffTool.Text.Trim() + ".path");
DifftoolCmd.Text = gitCommands.GetGlobalSetting("difftool." + GlobalDiffTool.Text.Trim() + ".cmd");
if (GlobalDiffTool.Text.Trim().Equals("winmerge", StringComparison.CurrentCultureIgnoreCase))
DiffToolCmdSuggest_Click(null, null);
ResolveDiffToolPath();
}