Update install-upgrade.md
Update install-upgrade.md
zephir/luya,martinpetrasch/luya,martinpetrasch/luya,zephir/luya,zephir/luya,zephir/luya,luyadev/luya,luyadev/luya,zephir/luya,luyadev/luya,martinpetrasch/luya,martinpetrasch/luya