#663 - move existing BudgetMaster code to own maven module

.gitignore

BudgetMasterServer/pom.xml

...rver/src/main/java/de/deadlocker8/budgetmaster/Build.java

...erver/src/main/java/de/deadlocker8/budgetmaster/Main.java

...rc/main/java/de/deadlocker8/budgetmaster/ProgramArgs.java

...er/src/main/java/de/deadlocker8/budgetmaster/RunMode.java

...in/java/de/deadlocker8/budgetmaster/accounts/Account.java

.../deadlocker8/budgetmaster/accounts/AccountController.java

.../deadlocker8/budgetmaster/accounts/AccountRepository.java

.../de/deadlocker8/budgetmaster/accounts/AccountService.java

...va/de/deadlocker8/budgetmaster/accounts/AccountState.java

...ava/de/deadlocker8/budgetmaster/accounts/AccountType.java

...e/deadlocker8/budgetmaster/accounts/AccountValidator.java

...java/de/deadlocker8/budgetmaster/advices/BuildAdvice.java

...a/de/deadlocker8/budgetmaster/advices/CalendarAdvice.java

...java/de/deadlocker8/budgetmaster/advices/ColorAdvice.java

...dlocker8/budgetmaster/advices/GlobalControllerAdvice.java

.../deadlocker8/budgetmaster/advices/NotificationAdvice.java

...va/de/deadlocker8/budgetmaster/advices/ServiceAdvice.java

...a/de/deadlocker8/budgetmaster/advices/SettingsAdvice.java