Proxy paste format

SupLogin supports the following 3 proxy paste formats:

1. Proxy Type://IP:Port:Username:Password

2. Proxy Type://Username:Password@IP:Port

3. IP:Port:Username:Password

Example:

1. socks5://127.0.0.1:7890:admin:pass

2. http://admin:pass@127.0.0.1:7890

3. 127.0.0.1:8080:user:pwd