minor fixes
fixed
added logo
some style
Merge branch 'edit-static-pages'

Conflicts:
	index.md
fix Giorgio's mess
Merge branch 'master' of https://github.com/republicofletters/web
case studies
Merge branch 'master' of https://github.com/republicofletters/web
added casestudies
fix case studies
Merge branch 'master' of https://github.com/republicofletters/web

Conflicts:
	teaching/index.md
case studies index
fixed
add dalembert images for test
update gitignore
update spanish empire and gitignore
Merge branch 'master' into edit-static-pages

Conflicts:
	casestudies/index.md
update