Implement edit user modal

EditUserHandler is a bit rough

framework/core/less/forum/EditUserModal.less

@@ -0,0 +1,9 @@
+.EditUserModal-groups {
+  .checkbox {
+    margin-bottom: 10px;
+  }
+  .Badge {
+    margin: -3px 3px -3px 0;
+    vertical-align: 1px;
+  }
+}

framework/core/less/forum/app.less

@@ -7,6 +7,7 @@
 @import "DiscussionList.less";
 @import "DiscussionListItem.less";
 @import "DiscussionPage.less";
+@import "EditUserModal.less";
 @import "Hero.less";
 @import "IndexPage.less";
 @import "LogInModal.less";

framework/core/less/lib/Form.less

@@ -1,3 +1,11 @@
+.Form-group {
+  margin-bottom: 24px;
+
+  &:last-child {
+    margin-bottom: 0 !important;
+  }
+}
+
 .Form--centered {
   text-align: center;
 
@@ -8,17 +16,13 @@
     padding: 15px 20px;
     font-size: 15px;
   }
-}
 
-.Form-group {
-  margin-bottom: 12px;
-
-  &:last-child {
-    margin-bottom: 0;
+  .Form-group {
+    margin-bottom: 12px;
   }
 }
 
-.Form-group label {
+.Form-group > label {
   font-size: 14px;
   font-weight: bold;
   margin-bottom: 10px;