K-9 Mail v6.700

What's Changed

• Don't attempt to open file: URIs in an email; tapping such a link will now copy the URL to the clipboard instead (@cketti)
• Fixed a crash when trying to export accounts containing an identity without a sender name (@cketti)
• Improved logging when exporting settings to a file fails (@cketti)
• Fixed various crashes (@cketti)
• Internal changes (@wmontwe, @cketti)
• Updated translations (various volunteers)

Full Changelog: 6.601...6.700