* ADD: repo-api-tokens GET POST PUT and access via-repo-token/dir and via-repo-token/upload-link by repo-api-token
* MOD: POST /via-api-token/dir logic
* MOD: check app and token when POST /repo-api-tokens
* MOD: use seafile_api.get_dir_id_by_path in via_repo_token for list dirs
* [my libs] mobile: improvement
* modified 'more' icon
* modified background layer of op menu
* added 'star/unstar' to the op menu
* [my libs] mobile: redesigned 'sort'
* 'label current state': modified text, added 'cancel' btn for the
dialog, moved the dialog to the top of the page
* 'history setting': moved the dialog to the top of the page