Add support for alternate category import #1906
Refactor JMP importer to its own class
Add new importer for population data #1906

Based on http://esa.un.org data, usage is:
php htdocs/index.php import population
Add timestamping to all entities #1906
Move Doctrie generate files in cache folder
Enable Doctrine2 support in Netbeans
Boostrap unit tests correctly to have proper application configuration #1906