Download the .fzpz from the link I provided. In FZ, go to the top right corner of the part menu and click on the icon with 4 little lines. Click on Import, navigate to the Download folder (windows) and click on the part you just downloaded. The part will be in My Parts bin. Click on the 4 line icon again and click Save Bin.
The ESP-12 is not attached to a breakout board in the breadboard view, Just attached wires directly to the ESP connectors.