Add about page with feedback functionality

app/assets/javascripts/user/app/templates/about.emblem

@@ -0,0 +1,17 @@
+.row: .large-12.columns
+  h2.title=t 'about.title'
+  p=t 'about.body'
+
+.feedback-container.row: .large-12.columns
+  h3= t 'about.feedback.title'
+  if feedback_sending
+    span.fa.fa-3x.fa-support.fa-spin
+  else
+    if feedback_received
+      .feedback-received=t 'about.feedback.received'
+    else
+      = textarea valueBinding="feedback" class="feedback-field"
+      if submission_error
+        .alert-box.alert= submission_error
+      else
+        button.submit-feedback-button.button{action "submitFeedback"}= t 'about.feedback.submit'

app/assets/javascripts/user/app/templates/application.emblem

@@ -57,6 +57,10 @@ aside.side-menu
       =link-to 'settings'
         span.settings-icon
         span= t 'settings.title'
+    li
+      =link-to 'about' class="side-menu-about"
+        span.about-mozo-icon
+        span=t 'about.title'
     li.hide
       a{action "openDebugger"}
         span.fa.fa-wrench.fa-lg

app/assets/javascripts/user/app/templates/list.emblem

@@ -1,5 +1,5 @@
 .row
-  h2=t 'models.list'
+  h2.title=t 'models.list'
   partial "list_content"
   link-to 'lists' class="button"
     span Go to lists