just proof of concept to answer question on wpse
oberonlai/wp-ftp-media-library
Answer question http://wordpress.stackexchange.com/questions/74180/upload-images-to-remote-server/78129#78129
PHP
Answer question http://wordpress.stackexchange.com/questions/74180/upload-images-to-remote-server/78129#78129
PHP
just proof of concept to answer question on wpse