Migrated engine to using dlmalloc through eng::

luprex/core/badmem.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+grep std::string cpp/*
+grep std::vector cpp/*
+grep std::map cpp/*
+grep 'std::set<' cpp/*
+grep std::unordered_map cpp/*
+grep std::unordered_set cpp/*
+grep std::deque cpp/*
+grep std::ostringstream cpp/*
+grep std::ostream cpp/*
+grep std::unique_ptr cpp/*
+grep std::shared_ptr cpp/*
+
+grep std::cerr cpp/*
+grep std::cout cpp/*