Camera Component, Editor Viewport Widget refactoring.

- Handle changing of active camera entirely inside CameraComponentController
- Remove a LOT of legacy Cry things related to cameras
- Add a CameraSystemComponent to handle ActiveCameraRequestBus and CameraSystemRequestBus

Signed-off-by: Yuriy Toporovskyy <toporovskyy.y@gmail.com>

Code/Editor/ViewportTitleDlg.cpp

@@ -644,13 +644,31 @@ void CViewportTitleDlg::CreateViewportInformationMenu()
 
 void CViewportTitleDlg::AddResolutionMenus(QMenu* menu, std::function<void(int, int)> callback, const QStringList& customPresets)
 {
-    static const CRenderViewport::SResolution resolutions[] = {
-        CRenderViewport::SResolution(1280, 720),
-        CRenderViewport::SResolution(1920, 1080),
-        CRenderViewport::SResolution(2560, 1440),
-        CRenderViewport::SResolution(2048, 858),
-        CRenderViewport::SResolution(1998, 1080),
-        CRenderViewport::SResolution(3840, 2160)
+    struct SResolution
+    {
+        SResolution()
+            : width(0)
+            , height(0)
+        {
+        }
+
+        SResolution(int w, int h)
+            : width(w)
+            , height(h)
+        {
+        }
+
+        int width;
+        int height;
+    };
+
+    static const SResolution resolutions[] = {
+        SResolution(1280, 720),
+        SResolution(1920, 1080),
+        SResolution(2560, 1440),
+        SResolution(2048, 858),
+        SResolution(1998, 1080),
+        SResolution(3840, 2160)
     };
 
     static const size_t resolutionCount = sizeof(resolutions) / sizeof(resolutions[0]);