Changes On Branch trunk

Changes In Branch trunk Excluding Merge-Ins

This is equivalent to a diff from 2d57dd9864 to 2d57dd9864

2022-03-13
20:46
Make Tcl SSH Agent more standalone Leaf check-in: 2d57dd9864 user: rkeene tags: trunk
20:23
Add SHA-512 support (hacked) and a bit of cleanup check-in: a1b40a439c user: rkeene tags: trunk