private static void DrawTestPage()
        {
            EditorStyleAddOns.DrawHelpBox("HelpBox test!!", MessageType.Info);

            GUILayout.BeginVertical();
            GUILayout.Space(20);

            EditorStyleAddOns.DrawLink(InstallerStyle.InstallIcon, "TEST BUTTON!!", "", CoreAddOns.InstallTestPackage, null);


            GUILayout.FlexibleSpace();
            GUILayout.EndVertical();
        }
        private static void DrawTestPage2()
        {
            GUILayout.BeginVertical();
            GUILayout.FlexibleSpace();

            EditorStyleAddOns.DrawLink(InstallerStyle.InstallIcon,
                                       "Sub-Button 1",
                                       "Test sub-button 1!",
                                       CoreAddOns.OpenUrl, "www.google.com");

            EditorStyleAddOns.DrawLink(InstallerStyle.TestIcon,
                                       "Sub-Button 2",
                                       "Test sub-button 2!",
                                       CoreAddOns.OpenUrl, "www.youtube.com");

            GUILayout.FlexibleSpace();
            GUILayout.EndVertical();
        }
        private void DrawHome()
        {
            GUILayout.BeginVertical();
            GUILayout.FlexibleSpace();

            EditorStyleAddOns.DrawLink(InstallerStyle.InstallIcon,
                                       "Install the package",
                                       "Install the latest version of the package.",
                                       GotoPage, Pages.Install);

            EditorStyleAddOns.DrawLink(InstallerStyle.TestIcon,
                                       "Test page 2",
                                       "That's the second page :D",
                                       GotoPage, Pages.TestPage);

            GUILayout.FlexibleSpace();
            GUILayout.EndVertical();
        }