@Cacheable(LOCAL_CACHE_LEFT_PANEL_ENTRIES)
	public List<PanelEntry> getLeftPanelEntries(String feedURL) {
		return getPanelEntries(feedURL, PANEL_ENTRY_SIZE, false);
	}
Get the let panel entries from the given feed RUL.

@param feedURL feed url
@return the list of {@link PanelEntry}
ngrinder-controller/src/main/java/org/ngrinder/home/service/HomeService.java