feature: new page to display info about a circle and add members

- New styles for "add users" drodown
- New custom widget to display members
- Use of the permission system

src/styles/components/_index.scss

@@ -1,4 +1,5 @@
 @import 'chat';
+@import 'comment.scss';
 @import 'filters';
 @import 'howto';
 @import 'sidebar';

src/styles/components/chat.scss

@@ -1,20 +1,3 @@
-
-// chat
-.chat-header {
-  
-  div {
-    color: $color-233-18-29;
-    display: flex;
-    flex-direction: column;
-    margin: 3rem;
-    
-    &>:first-child {
-      font-size: 2rem;
-      font-weight: bold;
-    }
-  }
-}
-
 .chat-view {
   padding: 0;
   height: calc(100vh - 84px - 83px);

src/styles/components/user-role.scss

@@ -5,5 +5,5 @@
     font-size: 1.4rem;
     font-weight: 400;
     margin-right: 0.4rem;
-    padding: calc(1.6rem - 0.8em) 0.7em;
+    padding: 0.2rem 0.98rem;
   }