* Make -W1 the new default diagnostic level * Implement policy checks on variables and conditions * Full coverage for unit tests * Bugfixes
1.4.4
* New option --resolve-env to resolve $ENV{} references from OS environment * Add missing unit tests for sorted lists
1.4.3
* Promote uninstalled target notices to warning * Demote unconfigured build errors to warnings if there are no build targets * Fix diagnostic about test dependenceis which are also run dependencies