change I18n.missingTranslation so that we use the last part of the key, titleized instead of a phat, ugly monster message

assets/scripts/lib/ext/i18n.coffee

@@ -0,0 +1,5 @@
+I18n.missingTranslation = ->
+  key = arguments[arguments.length - 1]
+  value = key.split('.').pop()
+  $.titleize(value)
+

assets/scripts/lib/ext/jquery.coffee

@@ -64,6 +64,10 @@ $.extend
     string[0].toLowerCase() + string.substring(1).replace /([A-Z])?/g, (match, chr) ->
       if chr then "_#{chr.toUpperCase()}" else ''
 
+  titleize: (string) ->
+    $.capitalize(string).replace /_(.)?/g, (match, chr) ->
+      if chr then ' ' + chr.toUpperCase() else ''
+
   camelize: (string, uppercase) ->
     string = if uppercase == false then $.underscore(string) else $.capitalize(string)
     string.replace /_(.)?/g, (match, chr) ->

assets/scripts/travis.coffee

@@ -71,6 +71,7 @@ if window.history.state == undefined
       @store = app.store
       $ => app.initialize()
 
+require 'ext/i18n'
 require 'travis/ajax'
 require 'app'