#7 Generic screen data loader

core/src/cz/nic/tablexia/Tablexia.java

core/src/cz/nic/tablexia/TablexiaApplication.java

core/src/cz/nic/tablexia/game/GameDefinition.java

core/src/cz/nic/tablexia/game/games/robbery/DebugScreen.java

core/src/cz/nic/tablexia/game/games/robbery/GameScreen.java

core/src/cz/nic/tablexia/game/games/robbery/RuleScreen.java

core/src/cz/nic/tablexia/screen/AbstractTablexiaScreen.java

core/src/cz/nic/tablexia/screen/LoaderScreen.java

core/src/cz/nic/tablexia/screen/ScreenDefinition.java

core/src/cz/nic/tablexia/screen/about/AboutScreen.java

.../nic/tablexia/screen/encyclopedia/EncyclopediaScreen.java

core/src/cz/nic/tablexia/screen/gamemenu/GameMenuScreen.java

...c/cz/nic/tablexia/screen/halloffame/HallOfFameScreen.java

...c/cz/nic/tablexia/screen/statistics/StatisticsScreen.java