Simpler soft hold functions

Description

Simplified soft hold functions since they don't need to make as many exchanges any more to work properly.

What to focus on

• put content here.

Reviewers

• @alexluleme
• @amyblank
• @bz
• @cw
• @ps
• @wd

Resources

Issues

What issues does this fix?

• Fixes burt/project#349