Update documentation - closes #3

docs/index.rst

@@ -266,6 +266,10 @@ Elasticsearch and Kibana
 
 To set up visual dashboards of DMARC data, install Elasticsearch and Kibana.
 
+.. note::
+
+    Elasticsearch/Kibana 6+ is required
+
 .. code-block:: bash
 
     sudo apt-get install -y openjdk-8-jre apt-transport-https
@@ -522,7 +526,7 @@ setting to suit your needs.
     As mentioned earlier, forensic/failure reports contain copies of emails
     that failed DMARC, including emails that may be legitimate and contain
     sensitive customer or business information. For privacy and/or regulatory
-    reasons, You may not want to use the ``--save-forensic`` flag included in
+    reasons, you may not want to use the ``--save-forensic`` flag included in
     the example service configuration ``ExecStart`` setting, which would save
     these samples to Elasticsearch.
 
@@ -615,6 +619,12 @@ have them set up DKIM.
 Tables showing SPF and DKIM alignment details are located under the IP address
 table.
 
+.. note::
+
+    Previously, the alignment tables were included in a separate dashboard
+    called DMARC Alignment Failures. That dashboard has been consolidated into
+    the DMARC Summary dashboard. To view failures only, use the pie chart.
+
 Any other filters work the same way. You can also add your own custom temporary
 filters by clicking on Add Filter at the upper right of the page.