Merge branch 'hotfix/remove_unused_images' into develop

* hotfix/remove_unused_images:
  images removed
  Deploy with commit hash
Merge branch 'hotfix/with_no_lectors' into develop

* hotfix/with_no_lectors:
  add lectors no functional
Merge branch 'hotfix/add_application_css' into develop

* hotfix/add_application_css:
  fix assets
add favicon
Merge branch 'develop'

* develop:
  add favicon