Upgrading pom.xml
Moving to different package
Holiday calendars example
Tasks
Agents kata
Further tests to CompletableFuture methods of Agent
MultiRunner test utility method
BigDecimalAccumulator
String.chars() test
Custom collector tests
Use different syntax to avoid false-error in IntelliJ IDEA
Ignoring failing tests for now
Futures and RxJava tests
Renaming into consistent naming convention
Rearranging exercises
LocalDate exercise based on holidays
Custom TemporalAdjuster test
Returning lambdas from function
Better functional interfaces test
More documentation of exercises