Merge pull request #10 from ps-wiki/pdf

Add a button to open revision history

Author: jinningwang

_layouts/wiki.liquid

@@ -194,6 +194,14 @@
               >
                 Edit Source JSON
               </a>
+              &nbsp;|&nbsp;
+              <a
+                href="https://github.com/{{ site.repo }}/commits/{{ site.branch }}/{{ json_path }}"
+                class="wiki-nav-link"
+                target="_blank"
+              >
+                Revision History
+              </a>
             {% endif %}
           </div>