Fix --bind flag changes under go1.6
Fix --bind flag changes under go1.6

Correcting 9f2463956884c0e995cf6f7140af0dc06af096e0

ncw/rclone,seuffert/rclone,B4dM4n/rclone,ncw/rclone,yonjah/rclone,olihey/rclone,seuffert/rclone,olihey/rclone,yonjah/rclone,olihey/rclone,seuffert/rclone,seuffert/rclone,yonjah/rclone,olihey/rclone,ncw/rclone,yonjah/rclone,B4dM4n/rclone,B4dM4n/rclone,ncw/rclone,B4dM4n/rclone