How to update example branch

Background

Example branch is used when user run example project generation command. It should be updated accordingly to the changes in the master branch.

Updating guideline

• Replace the branch with the master branch

git checkout example
git reset --hard master

• Remove analytics script

git rm theme/layouts/partials/head/analytics.ejs

• Remove analytics include from website and slides.

vim theme/layouts/partials/head/main.ejs
vim theme/layouts/presentation/layout.ejs