Adds meaning to a featured category

Conflicts:
	uportal-war/src/main/data/default_entities/portlet-definition/portletmarketplace.portlet-definition.xml
	uportal-war/src/main/java/org/jasig/portal/portlets/marketplace/PortletMarketplaceController.java
	uportal-war/src/main/resources/properties/i18n/Messages.properties