private void HidePanels()
{
panelPackageInstall.Hide();
panelDependancyError.Hide();
panelVersionError.Hide();
panelSuccess.Hide();
panelUninstallResult.Hide();
panelPackageDependsAdd.Hide();
panelCreatePackage.Hide();
panelReplacePackage.Hide();
panelPackageList.Hide();
panelPleaseWait.Hide();
}