translation.rb in translations-0.3.1

- old
+ new

@@ -62,13 +62,15 @@
     def remove key
       parts = key.split(".")
       last_part = parts.pop
 
       parent = parts.inject(@translations) do |translation, key|
-        translation[key]
+        if translation.is_a?(Hash)
+          translation[key]
+        end
       end
 
-      parent.delete last_part
+      parent.delete(last_part) if parent.is_a?(Hash)
     end
 
     def move from, to
       self[to] = self[from]
 