Translate "Broken Cards".

client/components/main/brokenCards.jade

@@ -1,6 +1,6 @@
 template(name="brokenCardsHeaderBar")
   h1
-    | Broken Cards
+    | {{_ 'broken-cards'}}
 
 template(name="brokenCards")
   .wrapper

i18n/en.i18n.json

@@ -861,5 +861,6 @@
   "dueCardsViewChange-title": "Due Cards View",
   "dueCardsViewChange-choice-me": "Me",
   "dueCardsViewChange-choice-all": "All Users",
-  "dueCardsViewChange-choice-all-description": "Shows all incomplete cards with a *Due* date from boards for which the user has permission."
+  "dueCardsViewChange-choice-all-description": "Shows all incomplete cards with a *Due* date from boards for which the user has permission.",
+  "broken-cards": "Broken Cards"
 }