android-sdk_r3-windows 存在無法取得https://dl-ssl.google.com/android/repository/repository.xml

選擇https

會顯示下列error
Failed to fetch URL https://dl-ssl.google.com/android/repository/repository.xml, reason: Connection timed out: connect

選擇http

會顯示下列error

XML verification failed for http://dl-ssl.google.com/android/repository/repository.xml.
Error: cvc-elt.1: Cannot find the declaration of element 'sdk:sdk-repository'.
Failed to fetch URL http://dl-ssl.google.com/android/repository/repository.xml, reason: Unknown

使用android-sdk_r10-window可以解決上述問題
而且不用選擇http