Make fact value clickable.

In the Facts view you can now click on the value of a fact and get a
listing of all the nodes with that value for that fact.

Closes #13

puppetboard/templates/_macros.html

@@ -1,4 +1,4 @@
-{% macro facts_table(facts, autofocus=False, condensed=False, show_node=False, margin_top=20, margin_bottom=20) -%}
+{% macro facts_table(facts, autofocus=False, condensed=False, show_node=False, show_value=True, link_facts=False, margin_top=20, margin_bottom=20) -%}
 <div class="filter" style="margin-bottom:{{margin_bottom}}px;margin-top:{{margin_top}}px;">
   <input {% if autofocus %} autofocus="autofocus" {% endif %} style="width:100%" type="text" class="filter-table input-medium search-query" placeholder="Type here to filter">
 </div>
@@ -10,7 +10,9 @@
       {% else %}
       <th>Fact</th>
       {% endif %}
+      {% if show_value %}
       <th>Value</th>
+      {% endif %}
     </tr>
   </thead>
   <tbody class="searchable">
@@ -21,7 +23,15 @@
       {% else %}
         <td><a href="{{url_for('fact', fact=fact.name)}}">{{fact.name}}</a></td>
       {% endif %}
-      <td style="word-wrap:break-word">{{fact.value}}</td>
+      {% if show_value %}
+      <td style="word-wrap:break-word">
+        {% if link_facts %}
+          <a href="{{url_for('fact_value', fact=fact.name, value=fact.value)}}">{{fact.value}}</a>
+        {% else %}
+          {{fact.value}}
+        {% endif %}
+      </td>
+      {% endif %}
     </tr>
     {% endfor %}
   </tbody>

puppetboard/templates/fact.html

@@ -1,8 +1,12 @@
 {% extends 'layout.html' %}
 {% import '_macros.html' as macros %}
 {% block content %}
-<h1>{{name}}</h1>
+<h1>{{name}}{% if value %}/{{value}}{% endif %}</h1>
 {{macros.facts_graph(facts, autofocus=True, show_node=True, margin_bottom=10)}}
 {{macros.facts_graph_value(facts, autofocus=True, show_node=True, margin_bottom=10)}}
-{{macros.facts_table(facts, autofocus=True, show_node=True, margin_bottom=10)}}
+{% if value %}
+{{macros.facts_table(facts, autofocus=True, show_node=True, show_value=False, margin_bottom=10)}}
+{% else %}
+{{macros.facts_table(facts, autofocus=True, show_node=True, link_facts=True, margin_bottom=10)}}
+{% endif %}
 {% endblock content %}

puppetboard/templates/node.html

@@ -27,7 +27,7 @@
   </div>
   <div class="span4">
     <h1>Facts</h1>
-    {{macros.facts_table(facts, condensed=True, margin_top=10)}}
+    {{macros.facts_table(facts, link_facts=True, condensed=True, margin_top=10)}}
   </div>
   <div class="span4">
     <h1>Reports</h1>