[IMP] Load kpis area and relative fields on BD kpi_action

See merge request urbanite/private/wp4-algorithms-and-simulation/recommendation-engine-alternative!5

[IMP] Kpis relative load in to BD

See merge request urbanite/private/wp4-algorithms-and-simulation/recommendation-engine-alternative!4

[ADD] pysmile license file

See merge request urbanite/private/wp4-algorithms-and-simulation/recommendation-engine-alternative!3

Develop daniel

See merge request urbanite/private/wp4-algorithms-and-simulation/recommendation-engine-alternative!2

[IMP] First version

See merge request urbanite/private/wp4-algorithms-and-simulation/recommendation-engine-alternative!1

Deleted src/load_data - copia.py

Deleted src/app - copia.py

Update src/app - copia.py, src/app.py, src/constants.py, src/database.py, src/load_data - copia.py, src/load_data.py, src/planner.py, src/recommender.py, src/utils.py

Update recommender_geographic.sql, recommender_preferences.sql, recommender_popularity.sql, recommender_tags.sql

Update recommender_geographic.sql, recommender_popularity.sql, recommender_preferences.sql, recommender_tags.sql

Deleted recommender_geographic.sql, recommender_preferences.sql, recommender_popularity.sql, recommender_tags.sql

Update recommender_bayesian.sql, recommender_geographic.sql, recommender_popularity.sql, recommender_preferences.sql, recommender_tags.sql