Added support for time scheduled lua scripts

src/thrawn_api.h

@@ -11,6 +11,7 @@ extern "C"
 #include <vector>
 #include <string>
 #include "Service.h"
+#include <ctime>
 
 //Functions for LUA
 int thrawn_log(lua_State* lua);
@@ -19,6 +20,8 @@ int thrawn_register_service(lua_State* lua);
 
 int thrawn_subscribe(lua_State* lua);
 
+int thrawn_schedule(lua_State* lua);
+
 int thrawn_publish(lua_State* lua);
 
 int thrawn_create_topic_state(lua_State* lua);
@@ -34,6 +37,8 @@ void call_thrawn_on_start(LuaService& service);
 
 void call_thrawn_on_update(LuaService& service, TopicState state);
 
+void call_thrawn_on_schedule(LuaService& service, std::time_t now, const std::string& callback);
+
 //Database logging
 
 int thrawn_log_light(lua_State* lua);