Adding method `send_channel_msg` to client::Session, to make it easier to write handlers

Dependencies

• [2] ASD7JVBE Do not read past the size of the buffer (after Tokio 0.3)
• [3] Y67GNDVB use tokio::process::Command for proxy commands
• [4] KNLLUDOI Correct usage of `tokio::select!`
• [5] VYDCQWSF Version 0.30.6
• [6] 634OYCNM Tokio 0.3
• [7] 2WEO7OZL Version updates: getting rid of anyhow + moving to Tokio 1.0
• [8] CQSPFH4H Version 0.30.4
• [9] TFYJ3P2A Version 0.30.8/0.19.4, and solving conflicts
• [10] ELRPPXSG Fixing conflicts
• [11] 7FRJYUI6 Reboot because of a bad change
• [12] DJT33BQE Version bump
• [13] E2SB74SV Version 0.30.3
• [14] PDTFLA4Y Version 0.30.7

Change contents

• edit in thrussh/src/client/proxy.rs at line 5
  [4.332856]

  [4.332883]
  + use std::process::Command;
• edit in thrussh/src/client/proxy.rs at line 9
  [4.332961]→[3.603:632](∅→∅)
  − use tokio::process::Command;
• replacement in thrussh/src/client/proxy.rs at line 13
  [4.333093]→[3.633:667](∅→∅)
  − Child(tokio::process::Child),
  [4.333093]

  [4.333125]
  + Child(std::process::Child),
• replacement in thrussh/src/client/proxy.rs at line 36
  [4.333806]→[3.668:765](∅→∅)
  − Stream::Child(ref mut c) => Pin::new(c.stdout.as_mut().unwrap()).poll_read(cx, buf),
  [4.333806]

  [4.333897]
  + Stream::Child(ref mut c) => {

  + let n = c.stdout.as_mut().unwrap().read(buf.initialize_unfilled())?;

  + buf.advance(n);

  + Poll::Ready(Ok(()))

  + }
• replacement in thrussh/src/client/proxy.rs at line 53
  [4.334197]→[3.766:863](∅→∅)
  − Stream::Child(ref mut c) => Pin::new(c.stdin.as_mut().unwrap()).poll_write(cx, buf),
  [4.334197]

  [4.334288]
  + Stream::Child(ref mut c) => Poll::Ready(c.stdin.as_mut().unwrap().write(buf)),
• replacement in thrussh/src/client/proxy.rs at line 63
  [4.334536]→[3.864:956](∅→∅)
  − Stream::Child(ref mut c) => Pin::new(c.stdin.as_mut().unwrap()).poll_flush(cx),
  [4.334536]

  [4.334589]
  + Stream::Child(_) => Poll::Ready(Ok(())),
• replacement in thrussh/src/client/proxy.rs at line 73
  [4.334835]→[3.957:1052](∅→∅)
  − Stream::Child(ref mut c) => Pin::new(c.stdin.as_mut().unwrap()).poll_shutdown(cx),
  [4.334835]

  [4.334888]
  + Stream::Child(_) => Poll::Ready(Ok(())),
• edit in thrussh/src/client/mod.rs at line 978
  [4.365300]→[4.365300:365302](∅→∅)
  − }
• edit in thrussh/src/client/mod.rs at line 979
  [4.365303]→[4.365303:365318](∅→∅)
  − impl Session {
• edit in thrussh/src/client/mod.rs at line 1027
  [4.367201]

  [4.367201]
  + }

  +

  + /// Send a `ChannelMsg` from the background handler to the client.

  + pub fn send_channel_msg(&self, channel: ChannelId, msg: ChannelMsg) -> bool {

  + if let Some(chan) = self.channels.get(&channel) {

  + chan.send(OpenChannelMsg::Msg(msg)).unwrap_or(());

  + true

  + } else {

  + false

  + }
• replacement in thrussh/Cargo.toml at line 5
  [4.426214]→[2.196:215](∅→∅)
  − version = "0.32.2"
  [4.426214]

  [4.426233]
  + version = "0.32.4"