Fix: Checked the Slack user info name for null or empty and use the email for the display name instead.
Fix: Checked the Slack user info name for null or empty and use the email for the display name instead.

prinzo/Attack-Of-The-Fines-TA15,prinzo/Attack-Of-The-Fines-TA15,prinzo/Attack-Of-The-Fines-TA15