在最新的MacOSX 10.13上使用Android Studio时，在创建AVD时，提示：
HAXM silent installation only supports macOS from 10.8 to 10.12
解决方案：
Use the new Hypervisor.Framework support instead of HAXM on macOS
put the text "HVF = on" in ~/.android/advancedFeatures.ini (create this file if it doesn't exist already).