added bunch of stuff

Server/src/Persistence/Database.java

build.gradle

.../galaxytrucker/galaxytruckerreloaded/Model/Crew/Crew.java

...axytrucker/galaxytruckerreloaded/Model/Planet/Planet.java

...c/com/galaxytrucker/galaxytruckerreloaded/Model/Ship.java

...rucker/galaxytruckerreloaded/Model/ShipLayout/Engine.java

...ytrucker/galaxytruckerreloaded/Model/ShipLayout/Room.java

...rucker/galaxytruckerreloaded/Model/ShipLayout/Shield.java

...rucker/galaxytruckerreloaded/Model/ShipLayout/System.java

...c/com/galaxytrucker/galaxytruckerreloaded/Model/User.java

...ucker/galaxytruckerreloaded/Server/Database/Database.java

...r/galaxytruckerreloaded/Server/Persistence/ObjectDAO.java

...ker/galaxytruckerreloaded/Server/Persistence/ShipDAO.java

...ker/galaxytruckerreloaded/Server/Persistence/UserDAO.java

...om/galaxytrucker/galaxytruckerreloaded/Server/Server.java

...er/galaxytruckerreloaded/Server/Services/ShipService.java

...er/galaxytruckerreloaded/Server/Services/UserService.java