Please cherry-pick:

Please cherry-pick:
- renamed companyEmployee to employee as there was no need for
- also renamed EJB name and backing beans
- half-added event for being fired (and fully observed by general bean) when an
  employee has been added
- if an employee's displayed name is being rendered, also try to render an
  assigned department (if any)

Signed-off-by: Roland Häder <roland@mxchange.org>