Short description
Trying to build the project will result in failure due to the Component Assets/Scripts/ClickToPlaceHelper.cs using Editor functionality.

Expected behaviour
Any references to the UnityEditor should be inside an Editor folder or a dedicated assembly definition.

To Reproduce

1. Go to File > Build Setting > Build
2. After a few seconds the build will return wi

We should add the Dispose pattern to the style guide so we don't have to go hunting for it whenever we need it. We should also audit the existing code to make sure it follows the correct pattern where it needs to.

private bool disposed;
public virtual void Dispose(bool disposing)
{
    if (disposed) return;
    disposed = true;
    if (disposing) {
        // dispose managed stuff