NEW Add REST API to push a file.

htdocs/accountancy/admin/categories_list.php

htdocs/accountancy/admin/journals_list.php

htdocs/admin/dict.php

htdocs/admin/mails_templates.php

htdocs/api/admin/explorer.php

htdocs/api/class/api_dictionarycountries.class.php

htdocs/api/class/api_dictionarytowns.class.php

htdocs/api/class/api_documents.class.php

htdocs/api/class/api_login.class.php

htdocs/core/class/html.form.class.php

htdocs/core/lib/functions.lib.php

htdocs/core/modules/modResource.class.php

htdocs/install/mysql/migration/4.0.0-5.0.0.sql

htdocs/install/mysql/tables/llx_user_employment.sql

htdocs/variants/generator.php

test/phpunit/RestAPIDocumentTest.php