Fixed UI code determining if a swing letter should be displayed
Merge pull request #1473 from blackshadowshade/1471_zero_sider_display

Fixed UI code determining if a swing letter should be displayed
* remove all dependencies on hardcoded test game 3 (type 'turn_active'), replacing them with one of a number of captures from the long Washu vs. Hooloovoo game
Merge pull request #1478 from cgolubi1/1468_migrate_ui_tests

remove all dependencies on hardcoded test game 3 ("turn_active")