Add scheme arguments to get_blogaddress_by_domain and get_blogaddress_by_id....

Add scheme arguments to get_blogaddress_by_domain and get_blogaddress_by_id. props adambackstrom for initial patch, fixes #14867.

git-svn-id: https://core.svn.wordpress.org/trunk@16987 1a063a9b-81f0-0310-95a4-ce76da25c4cd