feat: support multi files upload & update dependency

[flywukong]

Description

1. support uploading multiple files with one command， “object put file1 ... gnfd://bucket"
2. support uploading files in folders by one command with the "--recursive" flag. This command will create the same directory structure in the bucket.

Rationale

improve cmd usage

Example

upload the folder and list by cmd

./gnfd-cmd object put testfile1 testfile2 testfile3 gnfd://test333
Please enter a passphrase now:
upload testfile1 to gnfd://test333
upload testfile2 to gnfd://test333
upload testfile3 to gnfd://test333

Changes

Notable changes:

• support upload multiple files