Merge pull request #3128 from programminghistorian/Issue-3127

Issue 3127

Merge pull request #2739 from programminghistorian/issue-2551

Google Analytics 4 tag to header

Merge pull request #2352 from programminghistorian/Issue-2351

Issue 2351

Merge pull request #1920 from programminghistorian/issue-1883

Add a warning to Introduction to Stylometry with Python (French and English); closes #1883

Merge pull request #1513 from programminghistorian/remove-python2-war…

…ning

Remove python2 warning

Merge pull request #1513 from programminghistorian/remove-python2-war…

…ning

Remove python2 warning

Merge pull request #1066 from programminghistorian/translation-topic-…

…modelling

translate two authors's bios

Tweaks to Edinburgh Geoparser Lesson (#650)

* Changes title, abstract, introduction to note lang
Will close #647

* Changes burton.out.xml to 172172.out.xml
Will close #648 when merged