remove all of data-path-shortname attribute

src/server/views/widget/forbidden_content.html

@@ -9,7 +9,6 @@
 
 <div id="content-main" class="content-main content-main-not-found page-list"
   data-path="{{ path | preventXss }}"
-  data-path-shortname="{{ path|path2name | preventXss }}"
   data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
   >
 

src/server/views/widget/not_found_content.html

@@ -9,7 +9,6 @@
 
 <div id="content-main" class="content-main content-main-not-found page-list"
   data-path="{{ path | preventXss }}"
-  data-path-shortname="{{ path|path2name | preventXss }}"
   data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
   >
 

src/server/views/widget/page_content.html

@@ -1,7 +1,6 @@
 {% if page %}
 <div id="content-main" class="content-main"
   data-path="{{ path }}"
-  data-path-shortname="{{ path|path2name }}"
   data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
   data-page-id="{% if page %}{{ page._id.toString() }}{% endif %}"
   data-page-revision-id="{% if revision %}{{ revision._id.toString() }}{% endif %}"
@@ -15,7 +14,6 @@
 {% else %}
 <div id="content-main" class="content-main"
   data-path="{{ path }}"
-  data-path-shortname="{{ path|path2name }}"
   data-current-user="{% if user %}{{ user._id.toString() }}{% endif %}"
   data-slack-channels="{{ slack|default('') }}"
   >

src/server/views/widget/page_list.html

@@ -11,8 +11,7 @@
   <img src="{{ page.lastUpdateUser|picture }}" class="picture img-circle">
   <a href="{{ page.path }}"
     class="page-list-link"
-    data-path="{{ page.path }}"
-    data-short-path="{{ page.path|path2name }}">{{ decodeURIComponent(page.path) }}
+    data-path="{{ page.path }}">{{ decodeURIComponent(page.path) }}
   </a>
   <span class="page-list-meta">
     {% if page.isPortal() %}