#460 - new page to show still active recurring transactions

...e/deadlocker8/budgetmaster/repeating/RepeatingOption.java

...8/budgetmaster/repeating/RepeatingTransactionUpdater.java

...ker8/budgetmaster/transactions/TransactionController.java

...terServer/src/main/resources/languages/base_de.properties

...terServer/src/main/resources/languages/base_en.properties

...terServer/src/main/resources/templates/helpers/navbar.ftl

...in/resources/templates/transactions/recurringOverview.ftl

...ker8/budgetmaster/unit/repeating/RepeatingOptionTest.java

...aster/unit/repeating/RepeatingTransactionUpdaterTest.java