JUnit categories about neodymium-library

[occupant23]

add documentation how to use certain browsers with certain tags (test case level) via jenkins(maven console)

[marcuskaufmann]

Surprisingly this features works out of the box. It only works for tests executed via maven, but that is probably the only use case for executing a test subset. There is no IDE support at the moment since it is a feature that is 100% realized by maven itself.
Described here: https://github.com/junit-team/junit4/wiki/categories#using-categories-with-maven

Suite classes are not required. Just mark test classes or methods with the appropriate category and define the groups in the pom that you want to execute during test phase.