Added ability to load debug lib, Fixes #52

src/lua.rs

@@ -557,6 +557,14 @@ impl Lua {
         }
     }
 
+    /// Loads the Lua debug library.
+    ///
+    /// The debug library is very unsound, loading it and using it breaks all
+    /// the guarantees of rlua.
+    pub unsafe fn load_debug(&self) {
+        ffi::luaL_requiref(self.state, cstr!("debug"), ffi::luaopen_debug, 1);
+    }
+
     /// Loads a chunk of Lua code and returns it as a function.
     ///
     /// The source can be named by setting the `name` parameter. This is generally recommended as it