Dependency following now works

git-svn-id: svn://svn.code.sf.net/p/magicseteditor/code/trunk@95 0fc631ac-6414-0410-93d0-97cfa31319b6

src/util/index_map.hpp

@@ -39,6 +39,7 @@ class IndexMap : private vector<Value> {
 	using vector<Value>::const_reference;
 	using vector<Value>::begin;
 	using vector<Value>::end;
+	using vector<Value>::at; // for using numeric indices directly
 	
 	/// Initialize this map with default values given a list of keys
 	/** has no effect if already initialized with the given keys */