Merge branch '5.0' of git@github.com:Dolibarr/dolibarr.git into develop

htdocs/accountancy/bookkeeping/balance.php

htdocs/accountancy/index.php

htdocs/admin/multicurrency.php

htdocs/comm/action/index.php

htdocs/core/class/html.formmail.class.php

htdocs/core/lib/admin.lib.php

htdocs/core/menus/standard/eldy.lib.php

htdocs/install/mysql/data/llx_00_c_country.sql

htdocs/install/mysql/data/llx_10_c_regions.sql

htdocs/install/mysql/data/llx_20_c_departements.sql

htdocs/langs/en_US/main.lang

htdocs/langs/en_US/multicurrency.lang