Merge pull request #2 from martadoberschuetz/master

V01.012 pulling changes
V01.014
Added 3 (random) more jUnit tests to calculateAge.
V01.015 Added 3 more examples of Swimmers to initialise the base.
Merge pull request #5 from wdoberschuetz/master

V01.014 & V01.015 3 more (random) jUnit tests & 3 more example swimmers added.