Remove I3DEngine CryCommon Interface (#567)

Delete:

- I3DEngine
- Missions
- Time of day
- GameEffectsSystem Gem
- ImageProcessing Gem
- SVOGI Gem
- Various other things that don't do anything now that the legacy renderer has been removed.

Code/Sandbox/Editor/editor_lib_files.cmake

@@ -323,11 +323,6 @@ set(FILES
     AzAssetBrowser/AzAssetBrowserWindow.cpp
     AzAssetBrowser/AzAssetBrowserWindow.h
     AzAssetBrowser/AzAssetBrowserWindow.ui
-    AzAssetBrowser/Preview/LegacyPreviewer.cpp
-    AzAssetBrowser/Preview/LegacyPreviewer.h
-    AzAssetBrowser/Preview/LegacyPreviewer.ui
-    AzAssetBrowser/Preview/LegacyPreviewerFactory.cpp
-    AzAssetBrowser/Preview/LegacyPreviewerFactory.h
     AssetDatabase/AssetDatabaseLocationListener.h
     AssetDatabase/AssetDatabaseLocationListener.cpp
     AssetImporter/AssetImporterManager/AssetImporterDragAndDropHandler.cpp
@@ -376,8 +371,7 @@ set(FILES
     Controls/MultiMonHelper.h
     Controls/NumberCtrl.cpp
     Controls/NumberCtrl.h
-    Controls/PreviewModelCtrl.cpp
-    Controls/PreviewModelCtrl.h
+    Controls/NumberCtrl.h
     Controls/SplineCtrl.cpp
     Controls/SplineCtrl.h
     Controls/SplineCtrlEx.cpp
@@ -386,8 +380,6 @@ set(FILES
     Controls/TextEditorCtrl.h
     Controls/TimelineCtrl.cpp
     Controls/TimelineCtrl.h
-    Controls/TimeOfDaySlider.cpp
-    Controls/TimeOfDaySlider.h
     Controls/WndGridHelper.h
     Controls/ReflectedPropertyControl/PropertyAnimationCtrl.cpp
     Controls/ReflectedPropertyControl/PropertyAnimationCtrl.h
@@ -460,8 +452,6 @@ set(FILES
     LevelFileDialog.qrc
     LevelFileDialog.h
     LevelFileDialog.ui
-    PanelPreview.cpp
-    PanelPreview.h
     QuickAccessBar.cpp
     QuickAccessBar.h
     QuickAccessBar.ui
@@ -495,10 +485,6 @@ set(FILES
     IconListDialog.ui
     UndoDropDown.cpp
     UndoDropDown.h
-    TimeOfDayDialog.cpp
-    TimeOfDayDialog.h
-    TimeOfDayDialog.ui
-    TimeOfDay.qrc
     DimensionsDialog.cpp
     DimensionsDialog.h
     DimensionsDialog.ui
@@ -528,11 +514,7 @@ set(FILES
     GameResourcesExporter.cpp
     GameExporter.h
     GameResourcesExporter.h
-    Geometry/EdGeometry.cpp
-    Geometry/EdMesh.cpp
     Geometry/TriMesh.cpp
-    Geometry/EdGeometry.h
-    Geometry/EdMesh.h
     Geometry/TriMesh.h
     AboutDialog.h
     AboutDialog.ui
@@ -560,8 +542,6 @@ set(FILES
     LevelIndependentFileMan.h
     LogFileImpl.cpp
     LogFileImpl.h
-    Mission.cpp
-    Mission.h
     Objects/ClassDesc.cpp
     Objects/ClassDesc.h
     Objects/IEntityObjectListener.h
@@ -654,8 +634,6 @@ set(FILES
     LightmapCompiler/SimpleTriangleRasterizer.cpp
     ResourceSelectorHost.cpp
     ResourceSelectorHost.h
-    ThumbnailGenerator.cpp
-    ThumbnailGenerator.h
     ToolBox.cpp
     TrackViewNewSequenceDialog.cpp
     TrackViewNewSequenceDialog.ui
@@ -687,9 +665,6 @@ set(FILES
     ShaderEnum.h
     SurfaceTypeValidator.cpp
     SurfaceTypeValidator.h
-    EnvironmentPanel.cpp
-    EnvironmentPanel.h
-    EnvironmentPanel.ui
     TrackView/AtomOutputFrameCapture.cpp
     TrackView/AtomOutputFrameCapture.h
     TrackView/TrackViewDialog.qrc
@@ -881,9 +856,6 @@ set(FILES
     Grid.h
     LayoutWnd.cpp
     LayoutWnd.h
-    ModelViewport.cpp
-    ModelViewport.h
-    ModelViewportDC.cpp
     EditorViewportWidget.cpp
     EditorViewportWidget.h
     ViewportManipulatorController.cpp