Add Flask application
Add /map and /edit urls
Add /preview url
'dim' is printed if it is greater than zero
Complete app
Add style for app pages
Renamed file
Handle everything with Ajax
Cosmetic fixes
Add TODO list
Update TODO list
Update TODO list (authorization)
Update TODO list (img licenses)
Add requirements file
Update TODO list (anon users)
Add development configurations files
Expunge unused modules (pyspatialite could be useful but the install from pip fails, see https://github.com/lokkju/pyspatialite/pull/19
Add ref to build the backlink
Fix broken css link
Fix redirect error on login