Merge remote-tracking branch 'beraldoleal/settings/plugin_configs'

Signed-off-by: NCleber Rosa <crosa@redhat.com>

avocado/__init__.py

@@ -31,6 +31,7 @@ from avocado.core.settings import settings
 register_core_options()
 settings.merge_with_configs()
 initialize_plugins()
+settings.merge_with_configs()
 
 from avocado.core.decorators import (cancel_on, fail_on, skip, skipIf,
                                      skipUnless)