trustingAllHosts in the builder used to be public but it's private since https://github.com/bbottema/simple-java-mail/commit/eaa767778fa97f4f889de23c884af9abdba2d93c#diff-2ccc25806b11b5b4c660efb12c8a4d1aR362 should it be public?