Show doc version in sidebar when multiple versions of the same doc are enabled

assets/javascripts/collections/collection.coffee

@@ -48,3 +48,8 @@ class app.Collection
 
   findAllBy: (attr, value) ->
     model for model in @models when model[attr] is value
+
+  countAllBy: (attr, value) ->
+    i = 0
+    i += 1 for model in @models when model[attr] is value
+    i

assets/javascripts/templates/sidebar_tmpl.coffee

@@ -10,7 +10,7 @@ templates.sidebarDoc = (doc, options = {}) ->
     link += """<span class="_list-arrow"></span>"""
   link += """<span class="_list-count">#{doc.release}</span>""" if doc.release
   link += """<span class="_list-text">#{doc.name}"""
-  link += " #{doc.version}" if options.disabled and doc.version
+  link += " #{doc.version}" if options.fullName or options.disabled and doc.version
   link + "</span></a>"
 
 templates.sidebarType = (type) ->

assets/javascripts/views/sidebar/doc_list.coffee

@@ -37,7 +37,10 @@ class app.views.DocList extends app.View
     return
 
   render: =>
-    @html @tmpl('sidebarDoc', app.docs.all())
+    html = ''
+    for doc in app.docs.all()
+      html += @tmpl('sidebarDoc', doc, fullName: app.docs.countAllBy('name', doc.name) > 1)
+    @html html
     @renderDisabled() unless app.isSingleDoc() or app.disabledDocs.size() is 0
     return