Bug 228760 [Markers] Column orientation not stored when markers views are closed
If we re-order view columns by drag and drop or add/remove them using the preferences the values we ended up with are not restored on restart.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/views/markers/CachedMarkerBuilder.java
for (int i = 0; i < children.length; i++) {
			IMemento child = children[i];
			String id = child.getString(IMemento.TAG_ID);
			if (id == null)
				continue;
			if (!loadGroupWithID(child, id))
				
				loadUserFilter(child);
		}
	}
	/**
	 * Load the filters defined in memento string.
	 * 
	 * @param mementoString
	 */
	private void loadFiltersFrom(String mementoString) {
		if (mementoString.equals(IPreferenceStore.STRING_DEFAULT_DEFAULT))
			return;
		try {
			loadFilterSettings(XMLMemento.createReadRoot(new StringReader(
					mementoString)));
		} catch (WorkbenchException e) {
			StatusManager.getManager().handle(e.getStatus());
		}
	}
	/**
	 * Load the filters preference.
	 */
	private void loadFiltersPreference() {
		loadFiltersFrom(IDEWorkbenchPlugin.getDefault().getPreferenceStore()