Feat/ga events 2

[lucvysk]

What's the purpose of this pull request?

Hi, as requested per Hearst, the PR updates some GA events.

How it works?

The GA events are sent to: https://tagassistant.google.com/

How to test it?

You can test locally.

Please, consider the following spreadsheet as model: https://docs.google.com/spreadsheets/d/15z0k7NXuh60giUtuALlXuFxAzzP3Sn_fECd5mRzjANE/edit?usp=sharing

Only the events bordered in green are done.

Examples: