Split out detection system from ResourceManager into DetectionManager

* Split detection system out into its own class, DetectionManager
    * Clean up ResourceManger's many callbacks into just two, one for detection and one general purpose

Controllers/DDPController/DDPControllerDetect.cpp

@@ -9,12 +9,13 @@
 
 #include <string>
 #include <vector>
-#include "Detector.h"
+#include "nlohmann/json.hpp"
+#include "DetectionManager.h"
+#include "LogManager.h"
+#include "ResourceManager.h"
 #include "RGBController.h"
 #include "RGBController_DDP.h"
 #include "SettingsManager.h"
-#include "LogManager.h"
-#include "nlohmann/json.hpp"
 
 using json = nlohmann::json;
 
@@ -84,7 +85,7 @@ void DetectDDPControllers()
         for(unsigned int list_idx = 0; list_idx < device_lists.size(); list_idx++)
         {
             RGBController_DDP* rgb_controller = new RGBController_DDP(device_lists[list_idx]);
-            ResourceManager::get()->RegisterRGBController(rgb_controller);
+            DetectionManager::get()->RegisterRGBController(rgb_controller);
         }
     }
 }