* (tty_color_free_all_tmp): rename to tty_color_free_temp and call
g_hash_table_foreach_remove().
* (tty_color_free_all_non_tmp): rename to tty_color_free_all and call
g_hash_table_remove_all().
* (tty_color_free_all): remove.
* (tty_color_free_condition_cb): rename to tty_color_free_temp_cb and
simplify.
* (mc_skin_deinit): use changed API.
* (edit_free_syntax_rules): likewise.
Signed-off-by: Andrew Borodin <aborodin@vmail.ru>