Update support page

Author: gmkurtzer

pages/docs/overview/support.md

@@ -8,12 +8,12 @@ toc: false
 
 ## Getting Additional Help, Support, Information
 
-* Join us on <a href="https://singularity-container.slack.com" target="_blank">Slack</a>
 * Ask a question via our <a href="https://groups.google.com/a/lbl.gov/forum/#!forum/singularity" target="_blank">Google Group</a>
-* Post <a href="https://www.github.com/singularityware/singularity/issues" target="_blank">an issue</a> about the Singularity software
+    - *note: you can join the google group without a google account by sending email to <a href="mailto:singularity+subscribe@lbl.gov">singularity+subscribe@lbl.gov</a>*
+* Post <a href="https://www.github.com/singularityware/singularity/issues" target="_blank">an issue on GitHub</a> if you think you found a bug
 
 ### Want to Join the Team?!
-We want you! Your help! Your contributions! Your presence! Come and hop on our Slack channel by requesting an invite from `gmkurtzer@lbl.gov`!
+We want you! Your help! Your contributions! Your presence! Come and hop on our <a href="https://singularity-container.slack.com" target="_blank">Slack channel</a> by requesting an invite from <a href='mailto:gmk@lbl.gov'>gmk@lbl.gov</a>!
 
 We encourage you to <a href="/citation-registration">cite us in your work and/or register your HPC cluster!</a>