110-ldr Tutorial Fritzing Diagram Error

In the Fritzing diagram in [110-ldr](https://github.com/xodio/xod-docs/tree/master/docs/tutorial/110-ldr#circuit) the leg of the photosensor's voltage divider with the resistor is tied to the +5 volt rail. I think that should actually be tied to ground.

[Reference](https://learn.adafruit.com/photocells/using-a-photocell)