In progress: [Issue 125] Support for custom options.

Fixed scoping of local custom options.
diff --git a/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/OptionDescriptions.java b/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/OptionDescriptions.java
index 89d219d..164dacf 100644
--- a/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/OptionDescriptions.java
+++ b/com.google.eclipse.protobuf/src/com/google/eclipse/protobuf/scoping/OptionDescriptions.java
@@ -66,9 +66,9 @@
           List<QualifiedName> names = localNamesProvider.namesOf(e);
           int nameCount = names.size();
           for (int i = level; i < nameCount; i++) {
-            descriptions.add(create(names.get(i), element));
+            descriptions.add(create(names.get(i), e));
           }
-          descriptions.addAll(fullyQualifiedNamesOf(element));
+          descriptions.addAll(fullyQualifiedNamesOf(e));
         }
         continue;
       }