Greenhopper Classic Project Progress gadget broken on Greenhopper 6.2.5

Steps to reproduce:

• Add the Greenhopper Classic Project Progress to the system dashboard
• The gadget is empty, and there is no Edit option when configuring the board (only Minimize, change color and Delete).

See attached screenshot.

The same behavior didn't occur on Greenhopper 6.2.4.3

Workaround

(hasn't been tested with minification enabled)

1. Download GreenHopper 6.2.4 JAR
2. Extract the JAR file and get the file greenhopper-project-progress.js
3. Download GreenHopper 6.2.5 JAR
4. Extract the JAR file
5. Copy the previous JS file into the exploded JAR of 6.2.5 into the following location: includes/js/gadgets/
6. Re-zip the 6.2.5 JAR
7. Deploy