Understand the role of three google services (Loader, webmaster tool, tag manager)

[vecna]

In order to find the proper replacement, we need to understand what these three services actually do and why a web site might need them. This is the wiki reference page. FYI, the Google service attribution is made with this set of rules https://github.com/vecna/invi.sible.link/blob/master/lib/google.js

They are:

• [ ] Google Loader
• [ ] Google Webmaster Tool
• [ ] Google Tag manager