staging-58

What's Changed

• Issue #1045: reduce field sizes in admin by @CocoByte in #1825
• (Based off of Staging) Ticket #1840: Hotfix for csv_export only populating 1 thousand records by @zandercymatics in #1844
• Issue #1798: Updated automated e-mail signatures by @CocoByte in #1843
• (Revert "Issue #1798: Updated automated e-mail signatures") by @CocoByte in #1857

Full Changelog: staging-57.1-hotfix...staging-58