hovercards: allow hovercards on parsed !PR patterns.

- in addition expose server info so we can generate fully qualified urls.

rhodecode/public/css/helpers.less

@@ -27,6 +27,10 @@ a { cursor: pointer; }
     display: block;
 }
 
+.clear-both {
+    clear: both;
+}
+
 .pull-right {
     float: right !important;
 }

rhodecode/public/css/main.less

@@ -2895,3 +2895,19 @@ form.markup-form {
   clear: both;
   min-height: 10px;
 }
+
+.pr-hovercard-header {
+  clear: both;
+  display: block;
+  line-height: 20px;
+}
+
+.pr-hovercard-user {
+  display: flex;
+  align-items: center;
+  padding-left: 5px;
+}
+
+.pr-hovercard-title {
+  padding-top: 5px;
+}

rhodecode/public/js/rhodecode/routes.js

@@ -32,6 +32,7 @@ function registerRCRoutes() {
     pyroutes.register('repo_integrations_edit', '/%(repo_name)s/settings/integrations/%(integration)s/%(integration_id)s', ['repo_name', 'integration', 'integration_id']);
     pyroutes.register('hovercard_user', '/_hovercard/user/%(user_id)s', ['user_id']);
     pyroutes.register('hovercard_user_group', '/_hovercard/user_group/%(user_group_id)s', ['user_group_id']);
+    pyroutes.register('hovercard_pull_request', '/_hovercard/pull_request/%(pull_request_id)s', ['pull_request_id']);
     pyroutes.register('hovercard_repo_commit', '/_hovercard/commit/%(repo_name)s/%(commit_id)s', ['repo_name', 'commit_id']);
     pyroutes.register('ops_ping', '/_admin/ops/ping', []);
     pyroutes.register('ops_error_test', '/_admin/ops/error', []);