Tons of bugfixes (lots with closures). Added safe_recursive_delete to mem which helps easily and safely delete recursive data structures, and used it in regex. It still has a leak, but it's a lot better than before.

include/Type.h

@@ -46,6 +46,7 @@ class Type {
 		NodeTree<ASTData>* typeDefinition;
 		NodeTree<Symbol>* templateDefinition;
         std::map<std::string, Type*> templateTypeReplacement;
+        bool templateInstantiated;
         std::set<std::string> traits;
         std::vector<Type*> parameterTypes;
         Type *returnType;