Add Linux support

- Add linux build system using MakeGen
- Fix a swapchain validation error, likelydue to my linux system using a
  different vulkan version
- Make DescriptorPool take in amount of descriptors it needs, instead of
  allocating a mass amount for every pool, causing loads of RAM/VRAM usage

CopiumEngine/src/copium/ecs/ComponentListener.h

@@ -1,9 +1,11 @@
 #pragma once
 
-#include "copium/ecs/ECSManager.h"
+#include "copium/ecs/Config.h"
 
 namespace Copium
 {
+  class ECSManager;
+
   template <typename Component>
   class ComponentListener
   {

CopiumEngine/src/copium/ecs/ECSManager.h

@@ -11,7 +11,6 @@
 #include <map>
 #include <typeindex>
 #include <unordered_set>
-#include <vector>
 
 namespace Copium
 {
@@ -36,7 +35,7 @@ namespace Copium
     template <typename SystemClass>
     void RemoveSystem()
     {
-      systemPool->MoveSystemBefore(typeid(SystemClass));
+      systemPool->RemoveSystem(typeid(SystemClass));
     }
 
     void UpdateSystems();

CopiumEngine/src/copium/ecs/System.h

@@ -4,6 +4,8 @@
 #include "copium/ecs/SystemBase.h"
 #include "copium/ecs/Entity.h"
 
+#include <set>
+
 namespace Copium
 {
   template <typename... Components>
@@ -26,7 +28,6 @@ namespace Copium
 
     // TODO: Not sure if this is the way entities should be validated
     std::set<EntityId> loggedEntities;
-    template <typename... Components>
     bool ValidateEntity(Entity entity)
     {
       if (entity && entity.HasComponents<Components...>())

CopiumEngine/src/copium/ecs/SystemBase.h

@@ -13,6 +13,8 @@ namespace Copium
     ECSManager* manager;
 
   public:
+    virtual ~SystemBase() = default;
+
     virtual void Run() = 0;
     virtual void Run(const Signal& signal) = 0;
   };

CopiumEngine/src/copium/ecs/SystemOrderer.h

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <vector>
-#include <map>
 #include <typeindex>
 
 namespace Copium

CopiumEngine/src/copium/ecs/SystemPool.cpp

@@ -1,5 +1,7 @@
 #include "copium/ecs/SystemPool.h"
 
+#include <algorithm>
+
 namespace Copium
 {
   SystemPool::SystemPool(ECSManager* manager)