Progress: Continue string and convert changes, fixing bugs.

Progress: Continue string and convert changes, fixing bugs.

Update all relevant dependencies.

Convert the error projects.
Convert control program.
Begin converting controller program.

I really wanted to get rid of those pesky mutex locks.
With the addition of explicit calls to flockfile() and funlockfile() this felt like a possibility.
Unfortunately, I still need to protect both stdout and stderr from both writing to the same destination (which is common for normal consoles).