Author: Daniel Baumann <daniel.baumann@progress-linux.org>
Description: Disabling to send emails by default.

diff -Naurp netdata.orig/health/notifications/health_alarm_notify.conf netdata/health/notifications/health_alarm_notify.conf
--- netdata.orig/health/notifications/health_alarm_notify.conf
+++ netdata/health/notifications/health_alarm_notify.conf
@@ -212,7 +212,7 @@ sendsms=""
 EMAIL_SENDER=""
 
 # enable/disable sending emails, set this YES, or NO, AUTO to enable/disable based on sendmail availability
-SEND_EMAIL="AUTO"
+SEND_EMAIL="NO"
 
 # if a role recipient is not configured, an email will be send to:
 DEFAULT_RECIPIENT_EMAIL="root"