Merge remote-tracking branch 'origin/master' into staging/4.2

Author: ashvayka

_includes/docs/edge/troubleshooting.md

@@ -268,10 +268,6 @@ ThingsBoard Edge exposes a set of telemetry keys that allow you to monitor messa
             <span class="phrase-heading">Community chat</span>
             <p>Our Gitter channel is the best way to contact our engineers and share your ideas with them.</p>
         </a>
-        <a href="https://groups.google.com/forum/#!forum/thingsboard">
-            <span class="phrase-heading">Q&A forum</span>
-            <p>Our user forum is a great place to go for community support.</p>
-        </a>
         <a href="https://stackoverflow.com/questions/tagged/thingsboard">
             <span class="phrase-heading">Stack Overflow</span>
             <p>The ThingsBoard team will also monitor posts tagged thingsboard. If there aren’t any existing questions that help, please ask a new one!</p>

_includes/docs/mqtt-broker/troubleshooting.md

@@ -200,10 +200,6 @@ Please note that in order to achieve maximum performance, **TBMQ uses several qu
             <span class="phrase-heading">Community chat</span>
             <p>The best way to contact our engineers and share your ideas with them is through our Gitter channel.</p>
         </a>
-        <a href="https://groups.google.com/forum/#!forum/thingsboard">
-            <span class="phrase-heading">Q&A forum</span>
-            <p>For community support, we recommend visiting our user forum. It's a great place to connect with other users and find solutions to common issues.</p>
-        </a>
         <a href="https://stackoverflow.com/questions/tagged/thingsboard">
             <span class="phrase-heading">Stack Overflow</span>
             <p>The ThingsBoard team actively monitors posts that are tagged with "thingsboard" on the user forum. If you can't find an existing question that addresses your issue, feel free to ask a new one. Our team will be happy to assist you.</p>

products/thingsboard-pe/aws.md

@@ -294,7 +294,6 @@ redirect_to: "/pricing/"
             <p>
                 Available community resources are listed below:<br>
                 &nbsp;&nbsp;&nbsp;&nbsp;<a href="https://github.com/thingsboard/thingsboard/issues">GitHub issues page</a> - Our GitHub issues page contains a lot of Q&A and discussions about ThingsBoard.<br>
-                &nbsp;&nbsp;&nbsp;&nbsp;<a href="https://groups.google.com/forum/#!forum/thingsboard">Q&A forum</a> - Our user forum is a great place to go for community support.<br>
                 &nbsp;&nbsp;&nbsp;&nbsp;<a href="https://stackoverflow.com/questions/tagged/thingsboard">Stack Overflow</a> - The ThingsBoard team will also monitor posts tagged thingsboard. 
             </p>    
         </div>