I did not think at the time it would take as long or be so difficult, so I did not keep a log of all the changes I needed to make. I was also not the only one working on this.

Here’s is what we found that we needed to fix, how we chose to fix it and why, and where are we now. There are many reasons why two separate builds from the same sources can be different. Here’s an (incomplete) list:

source: L