Bug 49117 [Plan Item] Workbench needs hooks for new welcome support
M6 We need to provide an extension point and some interfaces to allow for a primary feature to declare a welcome page. This extension point will be tied the new IProduct being defined by the Core team and needs to have 3 states 1) Fill whole screen 2) Collapsed on the right when the user selects something and starts working 3) Disables when it is no longer of any use
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/IDEWorkbenchAdvisor.java
final String PATH_CTOOL = ICONS_PATH+"ctool16/"; 
		final String PATH_ETOOL = ICONS_PATH+"etool16/"; 
		final String PATH_DTOOL = ICONS_PATH+"dtool16/"; 
	
		final String PATH_CLOCALTOOL = ICONS_PATH+"clcl16/"; 
		
		
	
		
		
	
		final String PATH_OBJECT = ICONS_PATH+"obj16/"; 
		
		final String PATH_WIZBAN = ICONS_PATH+"wizban/"; 
	
		
		
		
	
		declareWorkbenchImage(ISharedImages.IMG_TOOL_NEW_WIZARD, PATH_ETOOL+"new_wiz.gif", true); 
		declareWorkbenchImage(ISharedImages.IMG_TOOL_NEW_WIZARD_HOVER, PATH_CTOOL+"new_wiz.gif", true); 
		declareWorkbenchImage(ISharedImages.IMG_TOOL_NEW_WIZARD_DISABLED, PATH_DTOOL+"new_wiz.gif", true); 
		
		declareWorkbenchImage(IWorkbenchGraphicConstants.IMG_CTOOL_IMPORT_WIZ, PATH_CTOOL+"import_wiz.gif", false); 
		
		declareWorkbenchImage(IWorkbenchGraphicConstants.IMG_CTOOL_EXPORT_WIZ, PATH_CTOOL+"export_wiz.gif", false); 
	
		declareWorkbenchImage(IDEInternalWorkbenchImages.IMG_CTOOL_BUILD_EXEC, PATH_ETOOL+"build_exec.gif", false); 
		declareWorkbenchImage(IDEInternalWorkbenchImages.IMG_CTOOL_BUILD_EXEC_HOVER, PATH_CTOOL+"build_exec.gif", false); 
		declareWorkbenchImage(IDEInternalWorkbenchImages.IMG_CTOOL_BUILD_EXEC_DISABLED, PATH_DTOOL+"build_exec.gif", false);