This is some notes i wrote while studying PD's source. Right know it is NOT intended to be something read by others but in the future i have plans to turn it on a development guide and organize it so everyone can contribute with PD's source code knowledge.
Let me leave this here, temoprarily: Github Markdown Same Page Link
How to use it?
Click what you're looking for in the index to go to it's respective file. To go back, click the header and it should bring you to this page, to it's position on the index
See this
https://blog.github.com/2013-01-31-relative-links-in-markup-files/