Reset non_mappable files

These files' content was specific to Italy
and have been removed so that the program can be
executed for other countries.
Merge pull request #14 from lucadelu/master

fix broken link to icons
Use variables in paths
Untrack some files

Remove from git index the files with the lists
of non mappable articles. They are configuration files
and will be generated at runtime if not found,
to avoid merge conflicts.
fix some typo on README
add index.html page, it redirect to preferred language