Previous posts: add support for unified profiles

This change adds the code needed to add the previous posts links to
unified profiles.

Change-Id: I65f9e5bed4961e8af10e702fc8cb8b31cd24a17b
diff --git a/src/common/forum.css b/src/common/forum.css
index 7e862fd..90a64aa 100644
--- a/src/common/forum.css
+++ b/src/common/forum.css
@@ -23,6 +23,11 @@
   filter: invert(1);
 }
 
-.user-profile__user-link.TWPT-user-link > * {
+.TWPT-user-profile__user-links {
+  margin-top: 8px;
+}
+
+.user-profile__user-link.TWPT-user-link > *,
+    .TWPT-user-profile__user-link.TWPT-user-link > * {
   vertical-align: middle;
 }