Error when selecting block in Workspace Factory

[kyleplo]

Whenever a block is selected in Workspace Factory, there is an error in the console:

This seems to affect the ability to create shadow blocks.
I think this could be fixed by changing lines 348 and 349 of wfactory_init.js from this:

    if (e.type == Blockly.Events.BLOCK_MOVE ||
        e.type == Blockly.Event.SELECTED) {

To this:

    if (e.type == Blockly.Events.BLOCK_MOVE ||
        e.type == Blockly.Events.SELECTED) {