Translate the TTY line feeds to the OS line feeds.
Fix the SSH password regular expression.
Ignore group.
`vt` fixes and enhancements.

* Create a list of fd's to process, don't assume both `child_fd` and `child_fde` are available.
* Since we're not converting line feeds, take that into account when logging the data.
Unused var.
Update `self.args` even if `shell` is not `True`
Set the `child_fd` attribute on the spawned child to set the terminal size.
Simplify check.
Try to reuse the parent terminal's size.
Minor cosmetic printing changes
Merge pull request #9176 from s0undt3ch/hotfix/virtual-terminal-merge

Some fixes to the VT