Merge pull request #2539 from adumesny/master

more slack link

Author: adumesny

ISSUE_TEMPLATE.md

@@ -1,6 +1,6 @@
 ## Subject of the issue
 Describe your issue here.
-If unsure if lib bug, use slack channel instead: https://join.slack.com/t/gridstackjs/shared_invite/zt-1jobnclsy-FqGGeLX5dFPM_ZQzTunBsw
+If unsure if lib bug, use slack channel instead: https://gridstackjs.slack.com
 
 ## Your environment
 * version of gridstack.js - DON'T SAY LATEST as that doesn't mean anything a month/year from now.

demo/website.html

@@ -112,7 +112,7 @@
         </li>
         <li class="nav-item">
           <a class="nav-link" target="_blank"
-            href="https://join.slack.com/t/gridstackjs/shared_invite/zt-1jobnclsy-FqGGeLX5dFPM_ZQzTunBsw">Slack
+            href="https://gridstackjs.slack.com">Slack
             <ion-icon name="logo-slack"></ion-icon></a>
         </li>
         <li class="nav-item">
@@ -308,7 +308,7 @@ <h1>Used by</h1>
             Does your company use gridstack.js? We'd love to add your logo!
             Come join our
             <a target="_blank"
-              href="https://join.slack.com/t/gridstackjs/shared_invite/zt-1jobnclsy-FqGGeLX5dFPM_ZQzTunBsw">
+              href="https://gridstackjs.slack.com">
               <ion-icon name="logo-slack"></ion-icon>Slack community
             </a>
             and let us know.