Error on maven compilation

[elgeorgias]

I downloaded the current code and I am getting an error in a class that is using another class that apparently should be within this project, but it is not.

The error on maven compilation is the following:
`
[ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.0:compile (default-compile) on project threejs: Compilation failure: Compilation failure:

[ERROR] /Users/jjrm/projects/PSA/dev/git/3js_vaadin/ThreeJs/threejs/src/main/java/com/github/mjvesa/threejs/client/ThreeJsWidget.java:[21,47] cannot find symbol

[ERROR] symbol: class Pdb

[ERROR] location: package com.github.mjvesa.threejs.client.object

[ERROR] /Users/jjrm/projects/PSA/dev/git/3js_vaadin/ThreeJs/threejs/src/main/java/com/github/mjvesa/threejs/client/ThreeJsWidget.java:[98,33] package Pdb does not exist

[ERROR] /Users/jjrm/projects/PSA/dev/git/3js_vaadin/ThreeJs/threejs/src/main/java/com/github/mjvesa/threejs/client/ThreeJsWidget.java:[98,9] cannot find symbol

[ERROR] symbol: variable Pdb

[ERROR] location: class com.github.mjvesa.threejs.client.ThreeJsWidget
`