Bug 189636 Custom rule template failing
Null poonter exception being thrown when trying to add a custom rule which is causing the rule cretion to fail. Also there is a minor typo in the rule template string.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/NavigatorContentService.java
public INavigatorPipelineService getPipelineService() {
		if (navigatorPipelineService == null) {
			navigatorPipelineService = new NavigatorPipelineService(this);
		}
		return navigatorPipelineService;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.navigator.INavigatorContentService#getDnDService()
	 */
	public INavigatorDnDService getDnDService() {
		if (navigatorDnDService == null) {
			navigatorDnDService = new NavigatorDnDService(this);
		}
		return navigatorDnDService;
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.navigator.INavigatorContentService#getActivationService()
	 */
	public INavigatorActivationService getActivationService() {
		if (navigatorActivationService == null) {
			navigatorActivationService = new NavigatorActivationService(this);
		}
		return navigatorActivationService;
	}
	
	/* (non-Javadoc)