Project Manager Toolbar Update

- use flow control for projects page for automatic updates when resizing
- made the first time screen only display the first time

Code/Tools/ProjectManager/project_manager_files.cmake

@@ -21,8 +21,6 @@ set(FILES
     Source/ScreenWidget.h
     Source/EngineInfo.h
     Source/EngineInfo.cpp
-    Source/FirstTimeUseScreen.h
-    Source/FirstTimeUseScreen.cpp
     Source/FormLineEditWidget.h
     Source/FormLineEditWidget.cpp
     Source/FormBrowseEditWidget.h
@@ -33,7 +31,6 @@ set(FILES
     Source/ProjectManagerWindow.cpp
     Source/ProjectTemplateInfo.h
     Source/ProjectTemplateInfo.cpp
-    Source/ProjectManagerWindow.ui
     Source/PythonBindings.h
     Source/PythonBindings.cpp
     Source/PythonBindingsInterface.h
@@ -45,8 +42,8 @@ set(FILES
     Source/CreateProjectCtrl.cpp
     Source/UpdateProjectCtrl.h
     Source/UpdateProjectCtrl.cpp
-    Source/ProjectsHomeScreen.h
-    Source/ProjectsHomeScreen.cpp
+    Source/ProjectsScreen.h
+    Source/ProjectsScreen.cpp
     Source/ProjectSettingsScreen.h
     Source/ProjectSettingsScreen.cpp
     Source/ProjectSettingsScreen.ui
@@ -54,6 +51,8 @@ set(FILES
     Source/EngineSettingsScreen.cpp
     Source/ProjectButtonWidget.h
     Source/ProjectButtonWidget.cpp
+    Source/ScreenHeaderWidget.h
+    Source/ScreenHeaderWidget.cpp
     Source/LinkWidget.h
     Source/LinkWidget.cpp
     Source/TagWidget.h