allow proxy on https requests
allow proxy on https requests

ByteInternet/libcloud,apache/libcloud,mistio/libcloud,Kami/libcloud,mistio/libcloud,Kami/libcloud,andrewsomething/libcloud,ByteInternet/libcloud,apache/libcloud,ByteInternet/libcloud,apache/libcloud,mistio/libcloud,andrewsomething/libcloud,andrewsomething/libcloud,Kami/libcloud