#71 Missing value for the edition
#71 Unit tests
#39 Added TODOs for the tests
#55 Link property type
#55 Repetition field and named entry field
#55 Link property extension
#55 Repetition field
#55 Repetition field: adding a new field
#55 Specific NamedEntries field
#55 Adding an entry
#55 Entry fields
#55 Removing an entry
#55 Using name/value for the entries
#55 Saving the links data
#55 Link representation
#55 Edition of the links
Merge branch 'master' into ontrack-39-copy-branch