Merge branch 'bug60-remove-id-in-list' into develop
Define Entiti with Generics for ID
Manage extending Entiti with ID
Infer generic type arguments with Entiti<?>
Constraint ID to implement Comparable<ID>
Revert "Constraint ID to implement Comparable<ID>"

This reverts commit 7bc385e9c95fc0f12bd4e9b2b077170295c153a3.
Correctly setSelectedItem

comboBox.contains(entity) is logic error, as object identity is
different for parameters and previously available object.

prevSelected.compareTo(entity) is used.
Merge branch 'develop'