move the code to set base.goal_parameters.allow_uninstall to True from rpmkit.extras.fake_yum.get_base to rpmkit.extras.fake_yum.list_removed
change the message when find maybe-not-regex in rpmkit.utils.select_from_list_g
make 'install_if' False by default (not installed/uninstall) in rpmkit.extras.optimizer