dix comp errors + renaming to hpp

source/client/GameController.hpp

source/client/app/Blackjack.hpp

source/client/panels/BetPanel.cpp

source/client/panels/ConnectionPanel.cpp

source/client/panels/ConnectionPanel.hpp

source/client/panels/MainGamePanel.cpp

source/client/panels/MainGamePanel.hpp

source/client/uiElements/ImagePanel.cpp

source/client/uiElements/ImagePanel.hpp

source/client/uiElements/InputField.cpp

source/client/uiElements/InputField.hpp