Ciudadania Inteligente as new affiliate

[KrzysztofMadejski]

Make a PR that includes:

• Add your organization to https://github.com/Code-for-All/codeforall.org/blob/gh-pages/_data/organizations.json using tags Code for All and Code for All Affiliate
• Put your logo under /assets/images/partner logos/<your-organization-name-slug>.jpg. If you choose png or other format please use logo_url attribute in organizations.json to specify absolute path (like above) to logo. Example: /assets/images/partner logos/code-for-france.png
• Add your country to _data/countries.json