Merge pull request #1 from ciudadanointeligente/v1

Catalogue.
Merge pull request #2 from ciudadanointeligente/v1

Change the url, add Analytics and gives content and style to Join.
change domain to poplus.org
Merge pull request #3 from ciudadanointeligente/v1

V1 join section with some actions
going live in poplus.org
going live in poplus.org
revised about page
fix join link
merged v1 fi conflict