Merge branch '169-add-a-banner-on-the-homepage-to-describe-the-ay-memopol-works' into 'master'

Adding banners to the homepage.

Closes #169

See merge request !176
1 job for 181-use-a-file-to-reload-uwsgi in 7 minutes and 58 seconds (queued for 6 minutes and 55 seconds)
Status Job ID Name Coverage
  Test
passed #802
memopol
job test

00:07:58