add "replace" and "upload" functionalities

Created by: liyakun

add replace action

show replace

show upload

add upload view

add upload view

add upload

add replace commit message

support replace and upload functionalities

add "upload" check

add upload service with commit_message_replace

add upload and replace functionalities

add "replace" and "upload" test

add "replace" and "upload" test

add "replace" and "upload" routes

modified:   CHANGELOG