dependabot/cargo/futures-state-stream-0.2 master travis

tokio-imap-0.4.0 imap-proto-0.7.0 imap-proto-0.6.0 imap-proto-0.5.0 imap-proto-0.4.1 imap-proto-0.4.0 0.3.0 0.2.0 0.1.0