issue #19261: Add customer as account role in sales module.
issue #19261: Include prospects too.
Merge pull request #12 from xtuple/master

catch up.
issue #19261: Add prospect to account orm.
Merge branch 'master' into 19261
issue #19261: Add support to ensure prospects are properly converted to customers.
Merge pull request #46 from jrogelstad/19261

issue #19261: Support for account roles.