Remove unused unordered_map

sol/state.hpp

@@ -58,7 +58,6 @@ private:
     std::unique_ptr<lua_State, void(*)(lua_State*)> L;
     table reg;
     table global;
-    std::unordered_map<std::string, std::unique_ptr<detail::lua_func>> funcs;
 public:
     state(): 
     L(luaL_newstate(), lua_close),  

sol/table.hpp

@@ -76,9 +76,7 @@ public:
         push();
         return lua_rawlen(state(), -1);
     }
-
 private:
-
     template<typename T, typename TFx>
     table& set_fx(std::true_type, T&& key, TFx&& fx) {
         typedef typename std::remove_pointer<typename std::decay<TFx>::type>::type clean_fx;