add new GC options from woodstar
add new GC options from woodstar

fizx/scala-bootstrapper,chintootech/scala-bootstrapper,hydro2k/scala-bootstrapper,hydro2k/scala-bootstrapper,twitter/scala-bootstrapper,wuqiangxjtu/scala-bootstrapper,chintootech/scala-bootstrapper,fizx/scala-bootstrapper,twitter/scala-bootstrapper,hydro2k/scala-bootstrapper,chintootech/scala-bootstrapper,wuqiangxjtu/scala-bootstrapper,wuqiangxjtu/scala-bootstrapper