docs: updated email config section

docs/install/setup-email.rst

@@ -11,16 +11,22 b' use the below example to insert it.'
 Once configured you can check the settings for your |RCE| instance on the
 :menuselection:`Admin --> Settings --> Email` page.
 
+Please be aware that both section should be changed the `[DEFAULT]` for main applications
+email config, and `[server:main]` for exception tracking email
+
 .. code-block:: ini
 
-    ################################################################################
-    ## Uncomment and replace with the email address which should receive          ##
-    ## any error reports after an application crash                               ##
-    ## Additionally these settings will be used by the RhodeCode mailing system   ##
-    ################################################################################
-    #email_to = admin@localhost
+    [DEFAULT]
+    ; ########################################################################
+    ; EMAIL CONFIGURATION
+    ; These settings will be used by the RhodeCode mailing system
+    ; ########################################################################
+
+    ; prefix all emails subjects with given prefix, helps filtering out emails
+    #email_prefix = [RhodeCode]
+
+    ; email FROM address all mails will be sent
     #app_email_from = rhodecode-noreply@localhost
-    #email_prefix = [RhodeCode]
 
     #smtp_server = mail.server.com
     #smtp_username =
@@ -28,3 +34,12 b' Once configured you can check the settin'
     #smtp_port =
     #smtp_use_tls = false
     #smtp_use_ssl = true
+
+    [server:main]
+    ; Send email with exception details when it happens
+    #exception_tracker.send_email = true
+
+    ; Comma separated list of recipients for exception emails,
+    ; e.g [e-mail],[e-mail]
+    ; Can be left empty, then emails will be sent to ALL super-admins
+    #exception_tracker.send_email_recipients =